Semiclosed
半封闭式
🗣️ 情景例句
Hello.
喂。
Sure. We are friends since primary school.
当然，我们从小学就是朋友了。
I was only five when my father had taken me abroad, and that we eighteen years ago.
我5岁那年，父亲就带我出了国，那是18年前的事了。