科学家正在继续积累有关其他类型有害污染物影响和危害的数据资料。

Scientists are continuing to amass data concerning the effects of many other types of toxic pollutants.

youdao

科学家正在继续积累有关其他类型有害污染物影响和危害的数据资料。

Scientists are continuing to amass data concerning the effects of many other types of toxic pollutants.

youdao