Indetectable
a. 不可察觉的,不易发现的
🗣️ 情景例句
Looking around. Especially with a purchase of this kind.
到处看看， 特别是这一类买卖。
I'm glad you came.
我很高兴你能来。
By 12.01, those fluctuations will already have created small errors one foot away.
到12∶01时，那些波动就已经会在1英尺远的地方造成偏差。