Mangrolle
n. 红树丛林
🗣️ 情景例句
Thank you, Mr. Wang. See you later.
谢谢您，王先生。再见！
Do you feel better now?
现在觉得好些了吗？
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。