twice ad.两次,两倍相关词组...a twice-told tale 尽人皆知的事...think twice 重新考虑...twice per shift 每班两次...Wit once bought is worth twice taught 付出代价长一智胜过别人教两次...twice-born 重获新生,改过自新...once or twice 一两次,几次...at twice 分两次,在第二次时...Once bitten twice shy 一次被咬下次胆小...twice substituted 二取代了的...Once bit twice shy 一旦被蛇咬三年怕井绳...in twice 分两次(做某事)...
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