每日十个单词：day20

1、participate

vi.参加，分享，参与；vt.分享，分担
eg:

1. They expected him to participate in the ceremony.
   他们希望他参与这个典礼。
2. Over half the population of this country participate in sports.
   这个国家一半以上的人参加体育运动。
3. We encourage students to participate fully in the running of the college.
   我们鼓励学生全力参与学院的运作。

2、freedom

n. 自由, 坦率, 特权 ; [法] 自由, 自主, 免除 ;
eg:

1. He yearned for freedom.
   他曾渴望自由。
2. I welcome the report as a herald of more freedom.
   我欢迎这份报告，认为它预示着更多的自由。
3. Having small children tends to restrict your freedom.
   有年幼的孩子往往会限制你的自由。

3、photographer

n. 摄影师, 摄影者 ;
eg:

1. A photographer recorded the scene on video for posterity.
   一位摄影师为子孙后代摄下了这个场面。
2. She became a photographer, roving the world with her camera in her hand.
   她成了摄影师，手拿相机，四海漂泊。
3. Photographer Weegee shot to fame with his shocking pics of New York crime in the 30s.
   摄影师维吉以拍摄30年代纽约罪案的骇人照片而声名鹊起。

4、welfare

n. (个体或群体的)幸福，安全与健康;(政府给予的)福利
eg:

1. Welfare provides a cushion against hardship.
   福利给困苦提供了一个缓解。
2. The children's welfare must be seen as paramount.
   孩子们的福利必须被视为是最为重要的。
3. Welfare is the only real safety net for low-income workers.
   福利是低收入工人们惟一真正的安全保障。

5、damage

n. 损害, 伤害 ; v. 损害 ;
eg:

1. The fire caused extensive damage.
   火灾造成了巨大的损失。
2. The damage to the car was minimal.
   汽车受到的损害很小。
3. He'll go mad when he sees the damage.
   他看到这样的破坏准会气疯的。

6、habit

n. 习惯, 嗜好, 习性 ; vt. 使穿衣 ;
eg:

1. 'I'm not in the habit of welshing on deals,' said Don.
   唐说：“我做生意没有说话不算数的习惯。”
2. Her most annoying habit was eating with her mouth open.
   她最让人讨厌的习惯就是张着嘴吃东西。
3. She had a habit of taking an occasional nip from a flask of cognac.
   她有一个偶尔就着瓶子喝一小口法国白兰地的习惯。

7、engineering

n. 工程学, 工程, 操纵 ; [化] 机器; 机器学 ;

• engineer的现在分词
  engineer
  n.
  工程师;设计师;机修工;技师;技工;(船上的)轮机手;(飞机上的)机械师
  v.
  密谋策划;设计制造;改变…的基因(或遗传)结构
  记忆技巧：engine 发动机 + eer 人（专做某种工作或从事某种职业）→ 工程师

eg:

1. We subcontracted the work to a small engineering firm.
   我们把工作转包给了一家小型工程公司。
2. Finally, I come to the subject of genetic engineering.
   最后，我来谈基因工程。
3. We subcontracted a small engineering firm to do the work.
   我们转包给了一家小型工程公司去干那项工作。

8、rise

n.(数量或水平的)增加，提高;加薪;工资增长;(重要性、优势、权力等的)增强
v.上升;攀升;提高;达到较高水平(或位置);起床;起立;站起来;升起
eg:

1. Interest rates rise from 4% to 5%.
   利率从4%上升到5%。
2. Interest rates look set to rise again.
   看样子利率又要提高了。
3. A rise in the interest rates seems inevitable.
   提高利率似乎是不可避免的。

9、agency

n.服务机构;(尤指)代理机构，经销机构;(政府的)专门机构, 经销商, 中介 ; [化] 办事处 ;
eg:

1. I was headhunted by a marketing agency.
   我被一家销售代理机构物色上了。
2. The agency is voluntary and not run for profit.
   这个机构是义务性的，不是为了赢利。
3. This agency will be relegated to the backwaters of Washington.
   这个机构将被移到华盛顿闭塞落后的地方。

10、greenhouse

n. 温室 ;

1. It sets targets for reduction of greenhouse-gas emissions.
   它为减少温室气体排放设立了目标。
2. The specific impact of the greenhouse effect is unknowable.
   温室效应的具体影响尚不可知。
3. You can make your flights carbon neutral by planting trees to make up for the greenhouse gas emissions.
   你可以通过种树抵消温室气体排放，这样你的飞行就可以做到碳中和。