dime
noun/daɪm/
/daɪm/
Idioms - a coin of the US and Canada worth ten cents
（美国、加拿大的）十分硬币，十分钱 Word Originlate Middle English: from Old French disme, from Latin decima pars ‘tenth part’. The word originally denoted a tithe or tenth part; the modern sense ‘ten cent coin’ dates from the late 18th cent.
Idioms
a dime a dozen (North American English)
(British English two/ten a penny)
- very common and therefore not valuable
普通得不值钱；（因常见而）价值低
drop a/the dime on somebody
- (North American English, informal) to tell the police or people in authority that somebody has done something wrong
一角钱：告诉警察或权威人士有人做错了事 - If he finds out who dropped the dime on him, they're in trouble.
如果他发现是谁把一毛钱丢在他身上，他们就有麻烦了。 - I'm worried if I drop a dime on this guy, he'll get fired, which I don't think he really deserves.
我担心如果我在这个人身上扔一毛钱，他就会被解雇，我认为他不应该被解雇。
- If he finds out who dropped the dime on him, they're in trouble.