Unced
abbr. 联合国环境与发展会议（United Nations Conference on Environment and Development）
🗣️ 情景例句
We never intended that she get involved.
我们从没打算把她牵扯进去。
I would like to call a carpenter to come this afternoon.
我要叫一个木匠今天下午来。
Yes, they are.
对，这些是英语书。