lifebelts的音标：...

lifebelt的音标：lifebelt的英式发音音标为：['laɪfbelt]lifebelt的美式发音音标为：['laɪfbelt]...

n.救生带，救生圈( lifebelt的名词复数 )...

lifebelt的复数形式为：lifebelts...

n.救生带，救生圈...