168. precaution n. 預防，防備，警惕
（例）You should take an umbrella just as a precaution. 你該帶把傘，有備無患。
169. idle a. 懶散的，無所事事的
（例）The cowboy lives an idle life.牛仔過著悠閑的生活。
（例）Don't idle away your time. 不要虛度光陰。
170. identify vt. 認出，鑒定
（例）She identified that the man was her attacker. 她認出那個男人就是襲擊過她的人。
171. identity n. 身份；個性，特性
（例）The police asked him to show his identity card. 警察讓他出示身份證。
172. poverty n. 貧窮
（例）The man lived in poverty after his unemployment.這人失業后就生活在貧困之中。
173. resistant a. (to)抵抗的，抗...的，耐...的
（例）
174. resolve vt. 解決；決定，決意
（例He resolved that nothing should hold him back. 他下決心不讓任何事情阻擋他。）
175. barrel n. 桶
176. bargain n. ①(買賣、勞資等雙方的)協定，協議 ②便宜貨
vi. 講價，討價還價；講條件
【搭配】strike (或conclude) a bargain with sb. over sth. 與某人就某事達成協議定（或就某事成交）；a good (bad) bargain 一筆上算（不上算）的交易；drive a hard bargain 殺價；迫使對方接受苛刻條件
【例】 She showed me how to shop ~s. 她讓我看看該怎樣覓購特價商品。
That book is a real ~ at 2$. 那本書定價2元真是夠便宜的。
She stood ~ing with the farmer for his vegetables. 她要買那農民的蔬菜，正站著和他講價錢。
177. coarse a. ①粗的，粗糙的 ②質量差的，粗劣的 ③粗俗的，粗魯的
【搭配】coarse sand 粗沙; coarse skin 粗糙的皮膚; coarse food 粗食 ; coarse language 粗話; coarse manners 粗魯的舉止
【例】He was a ~ man whose manner made him unpopular with some people.
The sand was so coarse that it was quite painful to walk on.
178. coach n. ①教練 ②長途公共汽車 ③【鐵】旅客車廂
【例】we are going to the airport by coach.
After six hours of school classes Ben has to do another hour with his tennis coach.
179. code n. ①準則，法規 ②密碼
【搭配】break /decipher / crack a code 破譯密碼；the Civil Code of France 法國的民法; the social code of manners 社交禮貌規范；genetic code 遺傳密碼
【例】The message was written in code.
She managed to decipher the code of the telegram.
180. coil n.（一）卷，（一）圈；【電】線圈 v. 卷，盤繞
【例】A coil of thick blue smoke rose up from his pipe.
She coiled her hair at the back of her head.
181. adult n. 成年人；adj.①成年的 ②成熟的，老練的
【搭配】young adults 青壯年; assume adult responsibility 承擔成人的職責; act like an adult 按成人的樣子行事 ; in sb.’s adult life 在某人的成年生活階段
【例】I will try to be adult about the situation.
Betsy is a rather adult child.
Are you adult enough to know that there are two side to every issue.
