vacuuming的音标：vacuuming的英式发音音标为：['vækjʊəmɪŋ]vacuuming的美式发音音标为：['vækjʊrmɪŋ]...

He is vacuuming a rug in the sitting room.他在起居室里用吸尘器打扫地毯.L am vacuuming the floor now and have several shirts to iron.我正在用真空吸尘器清理地板,还有好几件衬衫要熨.But a wide - open floor adds only a few seconds the vacuuming chore.但是,广泛的开放式购...

真空处理...