名词
中文翻译：水银
同义词：
['mercury例句：1. The mercury levels in the water have been increasing recently.（最近，水中的汞含量一直在增加。）']
例句：
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1. The mercury levels in the water have been increasing recently.
最近，水中的汞含量一直在增加。
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2. Mercury is a toxic substance that can cause serious health problems.
汞是一种有毒物质，可能导致严重的健康问题。
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3.The mercury-containing chemicals are banned in many countries.
许多国家禁止使用含汞化学品。