英语词汇“郎前白发”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	郎前白发
释义	郎前白发 láng qián bái fà 基本出处当了很长时间的官，一直得不到提拔，头发都白了还是一个小官。比喻一直到白了都没有遇到一个好机会。汉·班固《汉武故事》：“上尝辇至郎署，见一老翁，须髯皓白，衣服不整。对曰：‘臣姓颜名驷，江都人也，以文帝时为郎。’”
随便看	thiocoumarin thiocresol thiocresols thioctacid thioctamide thioctan thioctic thioctic acid thioctic acid amide Thioctic Acid For Injection Thioctic Acid Injection thioctic N-hydroxysuccinimide esters thioctothiamine Thioctothiamine thioctyl acetyl transferase thiocutol robin thiocyan thiocyanate thiocyanate ceriometric determination thiocyanate complex Thiocyanate compound thiocyanate detoxication thiocyanate elution Thiocyanate elution thiocyanate ester