Oxyetherotherapy
[医] 氧醚疗法
🗣️ 情景例句
It's his first venture into business.
他初涉商界。
I was wondering if you'd let me stay with you for a few days.
不知道你能否让我在你这里住几天。
Once the existence of this wave-length had been discovered,
一旦这种波长的实际存在被发现，