Iet
abbr. 国际排放贸易, 指发达国家相互转让它们的部分“允许的排放量AAU”（International Emissions Trading）
🗣️ 情景例句
I have a book with photos of some homes in that area.
我有一本那个地区房子的照片。
It's about an hour.
大概要一个小时。
I started to sing. The baby watched and listened ,and she didn't cry any more.
我开始唱歌。小孩看着，听着，不再哭了。