第 28 单元

第 541–560 个单词 · security, air, benefit, trade, risk, news

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security
#541
noun
安全；安保
protection from danger, harm, or unwanted access
免受危险、伤害或未经许可的访问
1. The hotel has security at night.
  这家酒店晚上有安保人员。
2. Please check your bag for security.
  请接受安检。
3. We need better security at school.
  我们需要加强学校的安保。
4. Online security protects your personal information.
  网络安全可以保护你的个人信息。
5. The car has good security against thieves.
  这辆车的防盗性能很好。
air
#542
noun, verb
空气; 晾（房间）
The mixture of gases around Earth that people and animals breathe.
环绕地球、供人和动物呼吸的气体混合物。
1. Open the window and let in some fresh air.
  打开窗户，让新鲜空气进来。
2. The air feels cold this morning.
  今天早上空气感觉很冷。
3. Please turn on the air conditioner.
  请打开空调。
4. We need to air the room after cooking.
  做完饭后，我们需要给房间通风。
5. The balloon rose slowly into the air.
  气球慢慢升入空中。
benefit
#543
noun, verb
益处；福利；受益
A good result or helpful effect; to help someone or something.
好的结果或有帮助的作用；帮助某人或某物
1. Exercise has many benefits for your health.
  锻炼对你的健康有很多益处。
2. This job offers good health benefits.
  这份工作提供很好的医疗福利。
3. Students benefit from reading every day.
  学生每天阅读都会受益。
4. We benefited from the hotel's free breakfast.
  我们享用了酒店提供的免费早餐。
5. The new shoes benefited my sore feet.
  这双新鞋缓解了我的脚痛。
trade
#544
noun, verb
交易；买卖；交换
To buy, sell, or exchange goods, services, or things.
买卖或交换商品、服务或其他东西。
1. We trade books with our friends.
  我们和朋友交换书。
2. She trades clothes at the local market.
  她在当地市场买卖衣服。
3. He trades stocks at work.
  他在工作中买卖股票。
4. The two teams traded players yesterday.
  两支球队昨天互换了球员。
5. I traded my sandwich for an apple.
  我用三明治换了一个苹果。
risk
#545
noun, verb
风险；冒险
The chance that something bad may happen or cause harm.
某件坏事可能发生或造成伤害的可能性。
1. Do not risk your health for work.
  不要为了工作拿自己的健康冒险。
2. There is a risk of rain today.
  今天有下雨的风险。
3. We risked missing the train.
  我们冒着错过火车的风险。
4. He took a risk and tried the new dish.
  他冒险尝试了这道新菜。
5. Smoking increases the risk of heart disease.
  吸烟会增加患心脏病的风险。
news
#546
noun
新闻
Information about recent events, especially on television, radio, or the internet.
关于近期事件的信息，尤其是电视、广播或互联网上的报道。
1. I watched the news after dinner.
  我晚饭后看了新闻。
2. Have you heard the latest news?
  你听说最新消息了吗？
3. The news was good today.
  今天的新闻是个好消息。
4. She shared the news with her friends.
  她把这个消息告诉了朋友们。
5. The news about the storm worried us.
  关于暴风雨的消息让我们很担心。
standard
#547
noun, adjective
标准；规范
A usual level of quality, size, or behavior that people expect.
人们所期望的通常质量、大小或行为水平。
1. This hotel meets our usual standards.
  这家酒店达到了我们通常的标准。
2. The school has high safety standards.
  这所学校有很高的安全标准。
3. Please use standard paper for printing.
  请使用标准打印纸。
4. These shoes come in standard sizes.
  这些鞋有标准尺码。
5. The restaurant serves standard breakfast meals.
  这家餐厅供应标准早餐。
vote
#548
noun, verb
投票；表决
To choose someone or something in an election or decision.
在选举或做决定时选择某人或某事物。
1. I voted for Mia in the school election.
  我在学校选举中投票支持米娅。
2. Most workers voted to leave early.
  大多数工人投票决定早点离开。
3. We voted on the restaurant for dinner.
  我们投票决定晚餐去哪家餐厅吃。
4. She won the vote by two points.
  她以两票之差赢得了这次投票。
5. Please vote for your favorite cake.
  请为你最喜欢的蛋糕投票。
percent
#549
noun
百分比；百分之……
One part in every hundred parts of something.
某个事物每一百份中的一份。
1. Twenty percent of students walk to school.
  百分之二十的学生步行上学。
2. The shop gives a ten percent discount.
  这家商店提供九折优惠。
3. Only five percent of the cake is left.
  蛋糕只剩下百分之五了。
4. The train was delayed by thirty percent.
  火车晚点了百分之三十。
5. My doctor says I have low body fat percent.
  我的医生说我的体脂率很低。
focus
#550
noun, verb
重点；专注；集中；焦点
The main thing you give your attention to; to give attention to something.
你最关注的主要事情；把注意力放在某件事上
1. Please focus on your homework now.
  现在请专心做作业。
2. The camera focused on her face.
  相机对焦在她的脸上。
3. Our focus is customer service this week.
  我们本周的重点是客户服务。
4. I lost my focus during the long meeting.
  开了很久的会，我渐渐失去了专注力。
5. The doctor focused on my breathing.
  医生重点观察我的呼吸。
stage
#551
noun, verb
阶段；舞台；上演
A particular time or step in a process or activity.
某个过程或活动中特定的时间或步骤。
1. The show starts on the main stage.
  演出在主舞台开始。
2. The project is still in the planning stage.
  这个项目仍处于规划阶段。
3. She went on stage to sing.
  她上台唱歌。
4. The doctor checked the early stages of illness.
  医生检查了疾病的早期阶段。
5. Please stage the chairs near the wall.
  请把椅子摆放在墙边。
space
#552
noun, verb
空间；空位；留出空间
an empty area available for people or things; to make room for something
供人或物使用的空地方；为某物腾出地方
1. There is not enough space in the kitchen.
  厨房里没有足够的空间。
2. Please make some space on the table.
  请在桌上腾出一些地方。
3. We need more space for the new sofa.
  我们需要更多空间放新沙发。
4. She saved a space for me on the bus.
  她在公交车上给我留了一个座位。
5. The students space their desks apart.
  学生们把书桌分开摆放。
instead
#553
adverb, preposition
代替；而不是
in place of someone or something else
代替其他人或事物
1. We walked instead of taking the bus.
  我们没有坐公交车，而是走路。
2. I had tea instead of coffee.
  我喝了茶，没有喝咖啡。
3. She stayed home instead.
  相反，她待在家里。
4. Use this chair instead of that one.
  用这把椅子，不要用那把。
5. He bought apples instead of bananas.
  他买了苹果，没有买香蕉。
realize
#554
verb
意识到；了解到
to understand or notice something, especially after thinking about it
理解或注意到某件事，尤其是在思考之后
1. I realized I left my keys at home.
  我意识到我把钥匙落在家里了。
2. She realized that the shop was closed.
  她意识到商店已经关门了。
3. We realized our mistake after class.
  下课后，我们意识到了自己的错误。
4. He realized he needed more sleep.
  他意识到自己需要多睡一会儿。
5. They realized how much they missed their friends.
  他们意识到自己有多想念朋友们。
usually
#555
adverb
通常；一般
in the way that happens most of the time
以大多数时候发生的方式
1. I usually walk to school with my sister.
  我通常和姐姐一起走路去学校。
2. We usually eat dinner at six.
  我们通常六点吃晚饭。
3. She usually drinks coffee in the morning.
  她通常早上喝咖啡。
4. He usually takes the bus to work.
  他通常乘公交车去上班。
5. They usually visit their grandparents on Sundays.
  他们通常在星期天去看望祖父母。
data
#556
noun
数据; 资料
Facts or information collected for study, work, or making decisions.
为研究、工作或做决定而收集的事实或信息。
1. The computer stores our customer data.
  这台电脑存储着我们的客户数据。
2. We collected data from fifty students.
  我们收集了五十名学生的数据。
3. The doctor checked my health data.
  医生查看了我的健康数据。
4. This app uses data from your phone.
  这个应用会使用你手机中的数据。
5. The travel company shared data about prices.
  这家旅游公司分享了价格方面的数据。
single
#557
adjective, noun
单独的；单人用的
One person or thing, not joined with or part of another.
一个人或一件东西，没有与其他人或东西连在一起，也不属于其他人或东西的一部分。
1. I need a single room for tonight.
  我今晚需要一间单人房。
2. She bought a single ticket to London.
  她买了一张去伦敦的单程票。
3. He lives in a single house near school.
  他住在学校附近的一栋独立屋里。
4. The teacher asked a single question.
  老师问了一个问题。
5. I ordered a single burger and fries.
  我点了一个汉堡和一份薯条。
address
#558
noun, verb
地址；住址；向……讲话；处理
the place where someone lives, or to speak to someone about something
某人居住的地方；或就某事与某人交谈
1. Please write your address on this form.
  请在这张表格上写下你的地址。
2. What is your new address?
  你的新地址是什么？
3. The letter has the wrong address.
  这封信上的地址写错了。
4. The teacher addressed the class quietly.
  老师轻声地对全班同学讲话。
5. The doctor addressed my health problem.
  医生处理了我的健康问题。
performance
#559
noun
表现；演出；性能
How well someone or something does a job, activity, or show.
某人或某物完成工作、进行活动或演出时的好坏程度。
1. The singer gave a great performance last night.
  这位歌手昨晚的演出非常精彩。
2. Her work performance improved this month.
  她这个月的工作表现有所提高。
3. The team had a poor performance today.
  这个团队今天表现很差。
4. The school play was a funny performance.
  学校的戏剧演出很有趣。
5. This car has good performance on hills.
  这辆车在山路上的性能很好。
chance
#560
noun
机会；可能性
a possibility that something will happen or an opportunity to do something
某件事发生的可能性，或做某事的机会
1. There is a good chance of rain today.
  今天很有可能下雨。
2. I had a chance to talk with my teacher.
  我有机会和老师聊聊。
3. Give me a chance to explain, please.
  请给我一个解释的机会。
4. We missed our chance to catch the bus.
  我们错过了赶上公交车的机会。
5. By chance, I found my keys under the sofa.
  我偶然在沙发下面找到了钥匙。

security

air

benefit

trade

risk

news

standard

vote

percent

focus

stage

space

instead

realize

usually

data

single

address

performance

chance