英语词汇“雨后送伞”的读音、翻译、释义、用法及例句-啃外文网

词汇	雨后送伞
释义	雨后送伞雨后送伞[yǔ hòu sòng sǎn]1.■give an untimely help; come and offer to help when the work's all done; give sb. an umbrella after the rain is over
随便看	current ratio error current-ratio regulator current regulating valve current regulation current regulations current regulator current regulator armature current regulator armature spring current regulator contact bracket current research current resolver current resonance current resources current responsive circuit current return current revenue current reversal current reverser current ruling price current saturation current savings account current selling price current sensing device current sensitivity current-series feedback

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