hinge /hindʒ/ I. n. ［c］ 铰链：oil the hinge 给铰链加油；a door turning on hinges 靠铰链转动的门 ‖II. vi.& vt. (on, upon) 依…而定，依…为转移： Everything hinges upon what happens next. 一切以下一步的发展而定。Our factory director hinged his action on future sales.我们的厂长以将来销售量为他行动的准绳。