Read Edit View history 无孔不钻 wúkǒngbùzuān opportunistic Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 无孔不钻/無孔不鑽 · wúkǒngbùzuān · opportunistic 2026/03/04 无孔不钻 / 無孔不鑽 wúkǒngbùzuān opportunistic lit. leave no hole undrilled; to latch on to every opportunity (often in a negative sense) 有些不法商贩为了牟利，真是无孔不钻。 created sense Mar 4, 2026, 02:25 AM