常見(jiàn)例句用作名詞 (n.)Cloud chambers are used for studying radioactivity.雲(yún)室是用於研究放射活動(dòng)的。It was an adaptation of Wilson's cloud chamber, filled with nitrogen gas.這衹是對(duì)威爾遜氮?dú)怆?yún)室的一種改進(jìn)。 返回 cloud chamber