Heteractinida
异射海绵类
🗣️ 情景例句
Then in that spirit let each of us give thanks.
现在本着同样心意，让我们开始感恩。
Music is his chief hobby.
音乐是他的主要业余爱好。
The city was equipped with a drainage system, for a great many clay pipes were found beneath the narrow streets.
城里甚至还敷设了排水系统，因为在狭窄的街道底下发现了许许多多陶土制作的排水管道。