Pecm
abbr. passive electronic countermeasures 被动电子对抗，无源[消极]电子干扰; Preliminary Engineering Change Memorandum 初步工程更改备忘录（美国空军）; processing element control memory 处理单元控制存储器
🗣️ 情景例句
At any rate, we must go there.
不管怎么样，我们非去那里一趟不可。
The statesman retired as the mayor of New York.
那位政治家退休时是纽约市市长。
However you decide to spend your time, one thing is certain: you will arrive at your destination fresh and uncrumpled.
不管你打算如何消磨时间，有件事是可以肯定的，即当你抵达目的地时，你感到精神焕发，毫无倦意，