Dipnoan
a. 肺魚類的\\nn. 肺魚
??? 情景例句
Yes?
真的？
The machines will be made of the best materials and the stipulations of the contract be strictly observed.
機器將用最好的材料生產，合同的規定也將得以嚴格履行。
Could you explain exactly what you do?
您能確切的解釋一下你做些什么嗎？