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
Did you look at them?
你看过了吗？
Wisdom is a good purchase though we pay dear for it .
为了求知识，代价虽高也值得。
It was Wednesday.
昨天是星期三。