Physalides
[医] 空泡细胞, 空泡
🗣️ 情景例句
He is a salesman or something.
他是做推销工作的。
How fragrant the flowers are!
这些花真香！
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。