bucket-dredge斗: fight; tussle链: chain挖掘: excavate; unearth; dig; tap; ...船: boat; ship; vessels铲斗链挖掘机: bucket chain excavator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:斗链挖掘船，即可在微信中查询翻译
