英语词汇“bifocal tube”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	bifocal tube
释义	bifocal tube 双焦点管
随便看	vessel lining vessells vessel maneuvering test vessel material vessel(mechanical)seals vessel member vesselment vessel miles vessel mooring frequency vessel movement report vessel movement reporting system vessel movement report system vessel name vessel named port of shipment vesselness vessel not under command vessel not under control Vessel of Displacement Vessel on Demurrage vessel operating cost vessel operating expenditures vessel operator vessel operator service function vessel owner vessel pedicle 鸡毛做毽子，闹着玩的鸡毛堵着耳朵鸡毛小胆儿鸡毛当了令箭鸡毛当令箭鸡毛性子，点火就着鸡毛撞钟钟不响鸡毛擀毡子，拾不成个儿鸡毛支炕席，顶不住劲鸡毛敲铜钟，白费劲クレタもじ【クレタ文字】クレタケクレタモジクレタ文字クレッシェンドクレッシェンド［crescendo］クレナイクレナズムクレノコルクレバス