Unsubstituted
未被取代的
🗣️ 情景例句
You have a very good memory eyes.
你的记性真好。
If he doesn't, will you paint it?
如果他不，你会油漆它吗？
The study of custom can be profitable only after certain preliminary propositions have been accepted,
只有在某些基本的主张被接受下来、同时有些主张被激烈反对时，