Tetraphyllidea
四叶目
🗣️ 情景例句
We'd all like to believe that we have a bright future ahead of us.
我们都愿意相信我们的前面是一个美好的不未来。
What's this?
这是什么？
There are eighteen floors in the building, and he lives on the fifteenth floor.
这幢大楼有18层。他住在第15层。