Poynting vector
[化] 坡印亭矢量
🧩 词语组成解析
[人名] 波因廷
🗣️ 情景例句
I couldn't wait.
我迫不及待啦。
What is that to you?
那对你算什么？
he could no get his arm out.
他的胳膊反倒退不出来了。