Radius vector
[化] 径矢; 矢径
🧩 词语组成解析
🗣️ 情景例句
If you can't handle this job by yourself, I'm just a phone call away.
若你不能自己处理这件事的话，就打个电话给我吧。
Teaching others teaches yourself.
教学相长。
It is all ready to go.
货已经准备好等着出了。