Appropriacy
n. （措词的）准确性, 中肯, 恰到好处
🗣️ 情景例句
part of the building for younger people.
另一部分给年轻人用。
Can I bring this on the plane?
这件我可以带上飞机吗？
I only have small boxes.Do you want one?
我只有小盒的。您要一盒吗？