swing the lead
故意装病或偷懒，以逃避工作或责任
口语·表达偷懒装病
英文释义
to pretend to be ill or lazy in order to avoid work
例句
He's been swinging the lead all week, saying he's too sick to come to work.
典故来源
源自英国海军俚语，'lead' 指测深铅锤，水手假装操作铅锤来偷懒，后泛指装病或逃避工作。