Environmentology
n. 环境学,环境问题研究
🗣️ 情景例句
Thank you for your understanding and cooperation in this matter.
谢谢你们对此事的理解和合作。
If you want a thing (well) done, do it yourself.
要想做好事情，就要自己动手。
We are happy to be of help.
我们十分乐意帮助。