Hexosidase
己糖酶
🗣️ 情景例句
I am sorry. I am not free right now.
对不起，我现在很忙。
We'll have to check these rates against those charged by other suppliers.
我们必须核查一下由其他供应商提供的费率。
Susan is going to finish college.
苏珊将完成大学学业。