self-unloading sand barge自卸: self-discharging砂: sand; grit驳: refute; rebut; argue; contra ...砂驳: sand barge自卸: self-discharging◇自卸车 dumper; 自卸卡车 dump [tip] truck; 自卸货船 self-discharging ship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:自卸砂驳,即可在微信中查询翻译