Radian length
[电] 弧长
🧩 词语组成解析
radian
['reidiən]
n. 弧度;弪;
🗣️ 情景例句
Oh, let me think for a minute.
哦，让我想一下。
The frog is frightened at the sight of a snake.
那只青蛙因为看到了蛇而战抖。
I'll also need a list of all your and her relations' addresses and telephone numbers.
我还需一张你与她的全部亲属的地址清单与电话号码。