1 ADJ 可作两种解释的;模棱两可的 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. 可作两种解释的;模棱两可的
2 ADJ-GRADED 好坏相抵的;似好实坏的;有双重后果的 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. a double-edged sword→see: sword 好坏相抵的;似好实坏的;有双重后果的
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But tourism is double-edged, boosting the economy but damaging the environment.
但旅游业具有两面性，既刺激经济增长但又会破坏环境。
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Riley's early celebrity proved to be double-edged.
赖利的一早成名后来证明是把双刃剑。