Untraceable
a. 难追踪的, 难以发现的, 难以描绘的, 难以摹写的
🗣️ 情景例句
They have a good relationship.
他们关系不错。
She is starting to work her way up in the company.
她在公司开始发挥实力了。
We regard the matter as nothing important.
我们认为这件事情不重要。