天气和环境污染是严重头痛的诱因。

Weather and air pollution as triggers of severe headaches.

youdao

你和她谈过吗？她说的每一个字都和环境污染有关。

Have you ever talk to her? Every word out of her mouth is about the environment.

youdao

氮和硫的排放物是造成土壤酸度和环境污染的两大主要来源。

Both nitrogen and sulphur emissions are major contributors to soil acidity and environmental pollution.

youdao