Part 2 字根 表示{行为动作}的字根 strain, stress, strict, string = tighten, tight 拉紧，紧
入门字
straight (a.) 直的 （adv.) 直接
straight
tight
进阶字
1. strain (v.) 用力，拉紧
strain
tighten
Under failing light, I had to strain my eyes to make out the figures on the other side of the road.
光线愈来愈暗，我得用力看才能分辨出路对面的人影。
2. strait (n.) 海峡；困境
strait
tight
The company is in dire financial straits resulting from the stock market crash.
因为股市崩盘，这家公司陷入严重的财务困境。
3. constrain (v.) 使不得不，强迫
con/ strain
加强语气/ tighten
I would do anything to help him, but when he wanted me to lie, I felt constrained to refuse.
为了帮他的忙我什么都愿意做。不过他要我说谎的时候，我觉得我不得不拒绝。
4. restrain (v.) 控制住
re/ strain
back/ tighten
She couldn't restrain her tears and started crying in the movie theater.
她控制不住眼泪，在电影院里哭了起来。
5. restraint (n.)限制，节制
re/ straint
back/ tighten
You should show restraint when criticizing others.
你批评别人时，应该节制一点。
6. stress (v.)(n.)强调
stress
tighten
You may borrow the book, but let me stress that I do want it back.
书可以借你，但我得强调一下，要拿来还。
7. stressful (a.)有压力的，压力大的
stress/ ful
tight/ full of
A day trader works under extremely stressful conditions.
做股市当日冲销的人，工作压力很大。
8. distress (n.)(v.)焦虑
dis/ (s)trss
away/ tighten
A working mother may suffer much distress from not being able to see her child often.
职业妇女可能会因为常常无法空出时间来陪小孩而感到很焦虑。
9. strict (a.) 严格的
strict
tight
The Chinese believe that only strict teachers can produce outstanding students.
中国人相信严师出高徒。
10. stricture (n.) 限制，束缚
strcit/ ure
tight/ 名词字尾
You can't become a monk if you're unable to take the strictures of monastery life.
受不了修道院限制重量的生活，你就无法成为僧侣。
11. constrict (v.) 收缩
con/ strict
together/ tighten
Strokes are more common in winter because blood vessels constrict in cold weather.
中风比较常见于冬天，因为血管在天冷时会收缩。
12. restrict (v.)限制
re/ strict
back/ tighten
Owing to the energy shortage, 24-hour power supply is restricted to industrial zones.
由于能源短缺，全天候电力供应只限于工业区。
13. stringent (a.) 严格的
string/ ent
tight/ 形容词字尾
All airports have stringent rules regarding air traffic safety.
机场都有严格的飞航安全规定。
14. string(s) (n.) 弦乐器
string(s)
tight
An orchestra led by a conductor, consists of stringed, wood-wind, brass ans percussion instruments.
一个由指挥者领导的交响乐团是由弦乐器、管乐器、铜管乐器和打击乐器所组成的。
15. strangle (v.) 勒，掐
strang/ le
tighten/ 动词字尾
The coroner's report says that the victim was strangled to death before he was dumped into the river.
法医的报告中说被害人是先被勒死才被丢到河里。
16. strenuous (a.) 吃力的，费力的
stren/ uous
tighten/ 形容词字尾
Housepainting is strenuous work.
油漆房子是很吃力的差事。
17. stretch (v.) 伸展；拉 (n.) 一片
stretch
tighten
While making the bed, you should stretch the sheet so that there are no wrinkles.
铺床的时候要拉一拉床单才不会有皱褶。