hydroxide[hai'drn氢氧化物 said] irritate " tritet]v刺激,激怒,使急躁 nasal [neiz司]a鼻子的,鼻音的 Vacuum [' vaekju n真空,真空吸尘器;v用真空吸 尘器打扫 expel [ iks'pel]v排出,开除,驱逐 plenum [' pli:ne n压力通风系统,强制通风;充实, 充满 spose [dis'puv处理,处置 trash [trae∫]n无价值之物垃圾废料[物] wrap raep v.&n包裹,缠绕hydroxide [hai'drɔ ksaid] n.氢氧化物 irritate ['iriteit] v.刺激，激怒, 使急躁 nasal ['neizəl] a.鼻子的, 鼻音的, vacuum ['væ kju əm] n.真空, 真空吸尘器；v.用真空吸 尘器打扫 expel [iks'pel] v.排出, 开除, 驱逐 plenum ['pli:nə m] n.压力通风系统，强制通风；充实, 充满 dispose [dis'pəu z] v.处理, 处置 trash [træ∫] n.无价值之物, 垃圾, 废料[物] wrap [ræ p] v. & n.包裹, 缠绕