音标发音英式音标 [ˈjuː.bend]美式音标 [ˈjuː.bend]英式发音 美式发音 基本解释（尤指安裝在抽水馬桶或水槽下防臭的）U 型彎頭，馬蹄彎頭。同根派生 U-bend相关词英英字典劍橋英英字典 a U-shaped piece of pipe, especially one under a toilet or sink, that holds water in its lower part and prevents unpleasant gases from getting outU-bend剑桥字典U-bend柯林斯字典