pawl

n 1 lever with a catch that fits between the teeth (tooth 2) of a ratchet to prevent slipping or movement in a particular direction （防逆转的）棘爪, 掣爪. 2 (nautical 海) short bar used to prevent a capstan or windlass from recoiling （防止绞盘或起锚机逆转的）掣转杆.

pattern-maker, pattern-shop, paucity, paunch, paunchiness, paunchy, pauper, pauperism, pause, pave, pavement, pavement artist, pavilion, paving, paving stone, pavlova, paw, pawkily, pawkiness, pawky, pawn, pawn-ticket, pawnbroker, pawnshop, pawpaw, pay, pay attention to, pay attention to sth., pay back, pay dirt, pay for, pay for sth, pay for sth., pay honour to, pay off, pay out, pay phone, pay phone (US `pay station), pay respect to, pay sth in; pay sth into sth,