常看到空中有喷农药的飞机在给这些病了的白杨树喷药，我真担心这些农药会不会对人体造成什么伤害。

I often see a jet spraying pesticides on them and I'm worried about its hurt to our health.

youdao

常看到空中有喷农药的飞机在给这些病了的白杨树喷药，我真担心这些农药会不会对人体造成什么伤害。

I often see a jet spraying pesticides on them and I'm worried about its hurt to our health.

youdao