Teleostel
[医] 硬骨类
🗣️ 情景例句
Listen to the sounds of the summer that surround us.
仔细倾听环绕我们的夏夜声息。
What is happening down there?
下面发生什么事情？
What was the population of the more developed countries in 1950?
1950年较发达国家的人口是多少？