| 单词 | rat informal |
| 例句 | rat informal noun 1.•her husband is a rat:scoundrel, wretch, rogue | informal beast, pig, swine, creep, louse, lowlife, scumbag, scumbucket, scuzzball, sleazeball, sleazebag, heel, dog, weasel, ratfink. 2.•the most famous rat in mob history:informer, betrayer, stool pigeon | informal snitch, squealer, fink, stoolie. PHRASES rat on 1.•we don't rat on our friends:inform on, betray, be unfaithful to, stab in the back | informal tell on, sell down the river, blow the whistle on, squeal on, rat out, finger. 2.•he ratted on his pledge:break, renege on, go back on, welsh on. |
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