adjustable retractor support可: approve调节: regulate; adjust; monitor; m ...拉钩: drag hook; draw hook支撑: prop up; sustain; support器: implement; utensil; ware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:可调节拉钩支撑器，即可在微信中查询翻译
