benign

中文： 和蔼、温和、善良、宜人

1. Kind; gentle; mild.
2. Of a climate or environment, mild and favorable.
3. Not harmful to the environment. · an ozone-benign refrigerant
4. Not posing any serious threat to health; not particularly aggressive or recurrent. · a benign tumor

比较级 benigner · 最高级 benignest