225. in effect (=in fact, really) 实际上
224. go into effect 生效. ( 近 come into effect; take effect; be brought into effect)
223. be in effect (=be in operation) 有效
222. have an effect on 对…有影响
221. economize on (=save sth. instead of being wasteful) 节省
220. put sb. at his her ease (=free sb. from worry or nervousness)使某人感到无拘束
219. at (one’s) ease ( = without worry or nervousness) 自在,不拘束
218. with ease ( = easily) 容易, 不费力
217. on earth 究竟, 到底, 全然
216. a word in one’s ear 私房话, 秘密话