Unfccc
abbr. 联合国气候变化框架公约（The United Nations Framework Convention on Climate Change）
🗣️ 情景例句
Thank you.
谢谢你。
This man risks his life.
这个男人在冒着生命危险。
I like reading English books, but they're sometimes rather hard.
我喜欢看英语书，但有时候英语书相当难读。