Kemi
[医]Propranolol; [地名] [芬兰] 凯米
🗣️ 情景例句
They're still open?
他们现在还开着吗？
He is embarrassed because he made a mistake.
他因为弄错而显得很窘。
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。