Echinology
棘皮动物学
🗣️ 情景例句
Oh, we'll try, believe me.
哦，我们会想办法，相信我。
Generally speaking, a contract cannot be changed after it has been signed by both parties.
一般来讲，合同一经双方签订就不得更改。
I find young people exciting.They have an air of freedom,
我觉得年轻人令人振奋，无拘无束。