Pneumology
肺病学
🗣️ 情景例句
Well ... what do you think? Do I have my book?
那么， 你看怎么样 ？我的书可以出版吗？
Today is Monday.
今天是星期一。
It has been found that certain bats emit squeaks and by receiving the echoes,
人们发现，某些蝙蝠能发出尖叫声，