gear grease齿轮: cogwheel; gear wheel wheel-l ...滑: slippery; smooth齿轮滑车: geared block; geared trolley齿轮滑套: gear slide sleeve齿轮滑油泵: lubricating pump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:齿轮滑脂，即可在微信中查询翻译
