Radian length
[电] 弧长
🧩 词语组成解析
radian
['reidiən]
n. 弧度;弪;
🗣️ 情景例句
How about some ice?
来点冰怎么样？
To cross the street
横穿马路
We have that right here in this report.
在这份报告书内就有。