Carcharhinus
[医]真鲨
🗣️ 情景例句
She'll be back around 2:30.
大概两点半会回来。
Americans are hight mobile, and therefore may find it difficult to became deeply involued with other.
美国人的流动性，大，因此你会发现和他人深交很难。
Two return tickets to London,please.
买两张到伦敦的往返票。