lock-up-feder lock-uspring闭合: close; shutting; synizesis; ...式: type; style弹簧: spring; mechanical spring闭合式: position ferme鞍式弹簧: saddle spring下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:闭合式弹簧，即可在微信中查询翻译
