Oxymeter
量氧计
🏥 医学释义
血氧测定器
🗣️ 情景例句
Excuse me, are you Mr. Peter from England?
对不起，请问你是英国的皮特先生吗？
Every man is best know to himself.
自己最了解自己。
He was never seen again.
后来再也见不到这个人了。