Halichondrida
软海绵目
🗣️ 情景例句
Please come in, Mr. Wilson.
请进，威尔逊先生。
He's concentrating on learning English.
他集中精力学英语。
It had been purchased by a local authority so that an enormous pie could be baked for an annual fair.
某地方当局买下它用来焙制一个巨大的馅饼为一年一度交易会助兴。