Vasitis
[医] 输精管炎
🗣️ 情景例句
He's a very famous person in Chinatown. He's also from your home city, Peking.
他在唐人街大名鼎鼎，他也是从你的家乡北京来的。
OK.
行。
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。