Mutationism
n. 【生物学】突变论
🗣️ 情景例句
The mailman just dropped some mail in our box, Grandpa.
邮差刚刚塞进一些信件在我们的信箱， 爷爷。
I ask him to pay you now.
我要求他现在付钱给你。
There are four seasons in the year here--spring, summer, autumn and winter.
这儿一年有四季--春、夏、秋、冬。