Circular measure
弧度，弧度法
🧩 词语组成解析
🗣️ 情景例句
You are twenty-one, a grown-up young lady old enough to make up your own mind.
你已经21岁了，已经到了可以自己做主的年龄了。
We hope they will improve the environment.
我们希望他们把环境改善得更好。
it can become a 'flying fruit-bowl', carrying bananas from the plantations to the ports;
它能成为飞行水果盘子，把香蕉从种植园运到港口。