Thiooxidant
硫氧化剂
🗣️ 情景例句
I have to get to a phone.
我得去找个电话。
I'll rub your back with this brush.
我用这把刷子刷你的后背。
Once the existence of this wave-length had been discovered,
一旦这种波长的实际存在被发现，