201. (be) distinct from ( = be different from) 與…截然不同

　　202. distinguish between (=make or recognize differences) 辨別

　　203. distinguish…from 把…與…區別開

　　204. do away with(=get rid of; abolish; discard eliminate) 除去,廢除,取消; do away with (=kill) 殺掉, 鎮壓

　　205. have…to do with 與…有關系

　　206. without doubt (=undoubtedly)無可置疑地

　　207. in doubt(=in a condition of uncertainty)對…表示疑惑

　　208. be due to 是由于

　　209. come off duty 下班

　　210. go on duty 上班

　　211. be on duty 值班, 值日, 在上班時

　　212. be in duty bound to (do) (=be required by one’s job or esp. by conscience) 有義務(做)

　　213. be eager for 想得到, 盼望

　　214. by ear (=play music from memory without having seen it printed) 憑記憶,不看樂譜

　　215. have an ear for (=have keen recognition of sounds esp. in music and language)對..有鑒賞力

　　216. a word in one’s ear 私房話, 秘密話

　　217. on earth 究竟, 到底, 全然

　　218. with ease ( = easily) 容易, 不費力

　　219. at (one’s) ease ( = without worry or nervousness) 自在,不拘束

　　220. put sb. at his her ease (=free sb. from worry or nervousness)使某人感到無拘束