cyanide deposit

例句：

1. 1. The mine is contaminated with a high level of cyanide deposit.
   这个矿井被高浓度的氰化物沉积污染了。
2. 2. The workers were exposed to dangerous levels of cyanide deposit during the mining process.
   在采矿过程中，工人们暴露在危险的氰化物沉积水平下。
3. 3. The cyanide deposit in the area has been causing environmental concerns for years.
   该地区的氰化物沉积多年来一直引起环境担忧。