Echinoid
n. [动]海胆纲动物\\na. 海胆状的, 海胆属的
🗣️ 情景例句
That's all right. We don't go to bed early.
那没关系。我们不会睡得太早。
The sea refuses no river.
大海有能容之量。
with, superimposed upon, it the continents, together with the islands and other features of the oceans.
上面附加着大陆以及岛屿和海洋的其他形态。