名词
中文翻译：蒸汽
同义词：
['steam', 'vapor', 'vapour']
例句：
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1.The steam from the kettle has reached the boiling point.
水壶里的蒸汽已经达到了沸点。
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2. The vapour rising from the lake is visible in the sky.
从湖面上升起的蒸气在天空中可见。
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3. Vaporization is a process by which water changes into steam.
汽化是一种将水变成蒸汽的过程。