名词
中文翻译：Unknown
同义词：
['mercury', 'mercury']
例句：
-
1. Mercury is a toxic metal that can be harmful to humans and the environment.
汞是一种有毒金属，对人类和环境有害。
-
2. The mercury levels in the water have been rising due to pollution.
由于污染，水中的汞含量正在上升。
-
3. Mercury has been used as an anti-knock additive in gasoline for many years.
多年来，汞一直被用作汽油的抗爆添加剂。