进一退二倍投举例子简介：Just when he was about to speak, Mr. Wei suddenly said: That's fine, just twenty days. If we can't find the real culprit within twenty days, you will be freed then.
Just when he was about to speak, Mr. Wei suddenly said: That's fine, just twenty days. If we can't find the real culprit within twenty days, you will be freed then.
