英语词汇“once in a blue moon”的读音、翻译、释义、用法及例句-语文网

词汇	once in a blue moon
释义	once in a blue moon phr. 1. 【口】千载难逢 Such a chance comes once in a blue moon. 这样的机会极其难得。 We are so busy.We only go home to visit my folks once in a blue moon. 我们很忙, 我们难得回家去看我父母。
随便看	Coalsack coal scuttle coal tar coal-whipper coaly coaming coaptation coarctate coarctation coarse coarse fish coarse fishing coarse-grained coarsely coarsen coarseness COAS coast coastal coastal feeder service ship coastal trade coast B/L coaster coaster coaster brake

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