W-s
[医][=watt-seconds]瓦秒（焦耳-热量单位）
🗣️ 情景例句
Well, Grandpa, you're about five-nine or five-ten.
嗯， 爷爷。你大概是五英尺九或者五英尺十。
When do you want to leave?
你想什么时候离开？
Now move the hand to and fro and around but not up and down.
然后把手前后左右以及旋转摆动，但不要上下摆动。