Sbo
[医][=single-breath oxygen]一次呼吸氧量
🗣️ 情景例句
And I'll bet
我敢打赌
The husband mows his lawn on Saturdays.
那位丈夫在每个周六修剪草坪。
Excuse me. Which is the way to East Park, please?
请问，去东方公园走哪条路？