microdrill微型: miniature; minitype; mini-钻机: rig; drilling machine微型钻头钻机: microbit drilling rig超重型钻机: ultra-heavy duty rig大型钻机: large type drill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:微型钻机，即可在微信中查询翻译
