unscrew
v
(a) [Tn] loosen (a screw, nut, etc) by turning it; unfasten (sth) by removing screws 旋松(螺絲、 螺母等); 旋下螺絲以松開(某物)
unscrew the door-handle 松開門拉手上的螺絲.
(b) [I, Tn] (make sth) come undone by twisting (將某物)擰開
The lid of this jam pot won't unscrew. 這果醬罐的蓋子擰不開.
He passed his exams, and even better, when he left university he had earned enough money to start his own business, offering guide services to tourists.