Mutations
n. [遗] 突变；变化；转变（mutation的复数形式）
🗣️ 情景例句
I'm sorry I'm so late.
对不起 我迟到了这么久。
I wondered if you could buy me some pencils?
我不知道你是否能替我买铅笔？
As a matter of fact, it is the other way around.
事实上，情况正好相反。