n. a simple machine of the inclined-plane type consisting of a spirally threaded cylindrical rod that engages with a similarly threaded hole
n. a propeller with several angled blades that rotates to push against water or air
n. a fastener with a tapered threaded shank and a slotted head
v. turn like a screw
n. 螺旋, 螺杆, 螺钉, 螺旋桨, 吝啬鬼
vt. 调节, 扭紧, 旋, 拧, 加强, 压榨, 勒索
vi. 转动, 旋, 拧