Onychodontidae
爪齿鱼科
🗣️ 情景例句
And I'll bet
我敢打赌
The petroleum region is centered largely in the north.
那里的石油区大部分集中在北部。
We tramped through the wood for over two hours until we arrived at a deep stream.
我们在树林中跋涉了两个多小时，到了一条深溪边。