Semiprimitive
[数]半本原的
🗣️ 情景例句
Excuse me, but I know you from somewhere.
打扰一下，我好像在什么地方见过你。
I'm two years younger than my sister.
我比我姐小两岁。
I like writing to my penfriend, but it takes a lot of time.
我喜欢给笔友写信，但那很花时间。