a part of an object which covers or rests on the cheek, in particular 物体上罩住或贴着脸颊的部分,尤指 a smooth block fitted to the stock of a rifle or shotgun and resting against the face when aiming from the shoulder . 瞄准时枪托上贴脸的平滑部分。 ■either of the two straps of a horse's bridle joining the bit and the headpiece (连接嚼子和笼头的)马勒带 ■a bar on a horse's bit which lies outside the mouth 马嚼子上位于嘴外的勒条