1. But until recently, the academic edge gained by participating in sports was thought to come from the increased self-confidence, the better mood, and the ability to concentrate that comes from burning off steam in exercise.
    但直到最近，人们还认为因参加体育运动而获得的学业优势来自于增强的自信、更好的心态，以及由运动时消耗体力所带来的集中注意力的能力。

2. When water boils it turns into steam.
    水沸腾而变成蒸汽.

3. Why don´t you steam those lobsters with ginger and scallion now?
    你现在何不把那些龙虾和姜, 葱一起蒸呢?

4. Which hammer?
    哪一把？

5. The steam escaped with a loud hissing noise.
    蒸汽发出很大的嘶嘶声冒了出 来.

6. The steam-engine piston makes a cyclic motion.
    蒸汽机活塞做往复运动。

7. The Americans would happily reach one accord on standards for medical devices and then hammer out different pacts covering, say, electronic goods and drug manufacturing.
    美国人很愿意就医疗器械的标准达成一个协议，然后推敲出不同的合同，用以涵盖 -- 比如说 -- 电子产品和药品的生产。

8. The most wonderful piece of machinery on show was Nasmyth´s steam hammer.
    其中最奇妙的是内史密斯的蒸汽锤。

9. Though in those days, travelling was not as easy as it is today, steam boats carried thousands of visitors across the Channel from Europe.
    尽管在当时旅行不像现在这么容易，但汽船还是把成千上万的参观者从欧洲大陆送过了英吉利海峡。

10. Heat causes the conversion of water into steam.
    热使水变为蒸汽。

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