mercury complex

例句：

1. 1. The worker was exposed to mercury vapor in the factory.
   这名工人在工厂里暴露于汞蒸气。
2. 2.Mercury is a highly toxic substance thatcan cause serious health problems.
   汞是一种高度有毒的物质，可能导致严重的健康问题。
3. 3. Themercury levels in the water weretoo high for human consumption.
   水中的汞含量对人类来说是过高的。