Unsubstituted
未被取代的
🗣️ 情景例句
... Oh, oh, I see.... Oh ... certainly.
……嗯 嗯 我知道了。……嗯……一定。
It'll be easier for us to get down to facts then.
这样就容易进行实质性的谈判了。
Why didn't you tell her to use her own?
你为什么不叫她用自己的？