土地已被化学品彻底污染。The land has been completely poisoned by chemicals.重工业产生的有毒化学品会污染我们的河流。Heavy industry pollutes our rivers with noxious chemicals.化学品泄漏已造成不可估量的损失。Chemical seepage has caused untold damage....

“化学品”的英语可以翻译为：[化] chemical，chemicals ...