英語(yǔ)翻譯：

相關(guān)詞條：

例句：

1. 水加熱則成為蒸汽，冷卻則成為冰。
   Water is changed into steam by heat and into ice by cold.
2. 蒸汽冷卻時(shí)凝結(jié)成水。
   Steam condenses into water when cooling down.
3. 他用蒸汽把信封上的郵票揭下來(lái)。
   He steamed the stamp off the envelope.
4. 蒸汽機(jī)車(chē)已被柴油內(nèi)燃機(jī)車(chē)所取代。
   The steam locomotives were superseded by diesel units.
5. 水受熱變成水蒸汽。
   Heat evaporates water into steam.
6. 這些發(fā)動(dòng)機(jī)是由蒸汽驅(qū)動(dòng)的。
   The engines are driven by steam.
7. 水被加熱時(shí)，可以變成水蒸汽。
   Water can be changed into vapor when heated.
8. 云是天空中的水汽團(tuán)。
   A cloud is a mass of vapor in the sky.