Pec
[计] 程序异常代码
🗣️ 情景例句
I promised you a surprise, didn't I?
我答应过要给你一件惊喜， 不是吗？
How much is a round-trip ticket to Beijing?
一张到北京的来回票要多少钱？
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。