Emissions trading
排污权交易
🧩 词语组成解析
n. 排放物( emission的复数形式 ); 散发物（尤指气体）
[经] 交易
🗣️ 情景例句
That's fantastic!
真了不起！
There are three terms in a school year.
一学年有三个学期。
There is a house near the river.
小河旁有一间房子。