名词
中文翻译：钠层
同义词：
['sodium oxide layer', 'sodiumhydroxide layer']
例句：
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1.The new paint has a sodium layer thatprevents water spots.
新的油漆有一个钠层，防止水斑。
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2. Thefood was covered with asodium layer of frost.
食物被一层霜覆盖的钠层。
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3. Thechemical reactor had a sodium layer ontop to protect the walls.
化学反应器顶部有一层钠层来保护墙壁。