| 单词 | double-edged | 
| 释义 | double-edged 1. adjective  If you say that a comment is double-edged, you mean that it has two meanings, so that you are not sure whether the person who said it is being critical or is giving praise.   Even his praise is double-edged.   2. adjective [usually verb-link ADJECTIVE]  If you say that something is double-edged, you mean that its positive effects are balanced by its negative effects, or that its negative effects are greater.   But tourism is double-edged, boosting the economy but damaging the environment.    Riley's early celebrity proved to be double-edged.   3. a double-edged sword phrase  If you say that something is a  double-edged sword or a  two-edged sword, you mean that it has negative effects as well as positive effects.  Idioms: a double-edged sword  something that has both a good and a bad side   The strong currency is a double-edged sword. It helps the nation's banks, but it also raises the costs of exports for car and electronics manufacturers.   Easy Learning Idioms Dictionary. Copyright © HarperCollins Publishers   Translations: Chinese: 模棱两可的 Japanese: どちらにもとれる  | 
	
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