一秒前后
One second before and after
以上为机器翻译结果，长、整句建议使用 人工翻译 。
我咿呀一声为什么他们还是老样子，下一秒就知道，是我变了，而这前后不过三五个月。
I was a little bit surprised that they changed little. But by the next second, I knew it was me who changed. And all these happened in just a couple of months.
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