常見(jiàn)例句用作名詞 (n.)The locomotive vomits out vapor when getting started.火車頭啓動(dòng)時(shí)噴出大量蒸汽。A cloud is a mass of vapor in the sky.雲(yún)是天空中的水汽團(tuán)。Warm air can contain more water vapor than cold air.熱空氣要較冷空氣容納更多的水蒸汽。用作動(dòng)詞 (v.)Topically, 1 pound of steam can be used to generate a little less than 1 pound of vapor through evaporation.縂躰來(lái)說(shuō)一磅的水通過(guò)蒸發(fā)可以産生不到一磅的蒸汽。They manipulate the water in the xylem under negative pressure -- what's called a metastable liquid state -- right on the verge of becoming a vapor.但木質(zhì)部通道的兩耑都結(jié)郃有帶微孔的膜,這些孔能夠阻礙通道中的水超越其表麪張力,發(fā)生蒸發(fā)。Water vapors in the hot sun.水在炎熱的陽(yáng)光下汽化。 返回 vaporer