柯林斯詞典unscrew /?n?skru?/ (unscrewing,unscrewed,unscrews) 1. V-T/V-I If you unscrew something such as a lid, or if it unscrews, you keep turning it until you can remove it. 擰開 She unscrewed the cap of her water bottle and gave him a drink. 她擰開水瓶的蓋，給他水喝。2. V-T If you unscrew something such as a sign or mirror which is fastened to something by screws, you remove it by taking out the screws. (按螺紋)擰下釘子 He unscrewed the back of the telephone and started connecting it to the cable. 他擰下電話后殼的釘子，開始把電話線連到電話機(jī)上。 返回 unscrew劍橋詞典 unscrew verb [T] (LID) to take the lid or top off something by twisting it round 擰下…的蓋子；把…頂部擰開 I can't unscrew the top of this jar - it's really tight . 這個瓶蓋我擰不下來——實在太緊了。 unscrew verb [T] (SCREWS) to remove something by taking the screws out of it （擰下螺絲以）取下，卸下 返回 unscrew