gum up the works
阻礙或使事情變得混亂
口語·表達(dá)造成混亂或阻礙
英文釋義
to cause problems or disruptions in a process or system
例句
Don't gum up the works by changing the schedule at the last minute.
典故來源
源自機械領(lǐng)域，口香糖粘住齒輪導(dǎo)致機器停轉(zhuǎn)，比喻阻礙進程。