[mass noun](亦作quicksands)loose wet sand that yields easily to pressure and sucks in anything resting on or falling into it 流沙 her arm was grabbed, and slowly she was pulled from the quicksand. 她的手臂被抓住,然后她慢慢从流沙中被拖出来。 John found himself sinking fast in financial quicksand. 约翰感到自己在迅速陷入财务困境。