Passive detection
[电] 无源侦检
🧩 词语组成解析
🗣️ 情景例句
Please don't do it without asking.
未经允许请不要那么做。
If he doesn't, will you paint it?
如果他不，你会油漆它吗？
Yes, but one thing is most unlikely to change.
对，但有一件事是最不可能改变的。