Non-detection
无法侦测
🧩 词语组成解析
non
[[nɔn]]
adv. 非, 不
🗣️ 情景例句
Don't let it get to you.
别让他影响你的情绪。
If this shirt doesn't fit,may I bring it back later?
如果这件衬衫不适合，我以后可以带回来换吗？
It is the natural frequency of emission of the hydrogen atoms in space and was discovered by us in 1951;
这个频率是空间氢原子释放的自然频率，是在1951年被人类发现的。