There has to be some gap of clock cycles between the unblocking of signals and the next instruction carried by the process, and any occurrence of a signal in this window of time is lost.

从消除信号阻塞到进程执行下一个指令之间，必然会有时钟周期间隙，任何在此时间窗口发生的信号都会丢掉。

youdao

An element in one of the columns with a top margin will see that margin pushed above the header, resulting in a gap between the top of the window and the top of the header section.

如果其中某个栏中的某个元素具有上边框，那么此边框会被推至header之上，导致窗口顶部和header顶部之间出现间隙。

youdao

'a Window of Opportunity to Close the Competitiveness Gap'.

缩小竞争力差距的机会窗口。

youdao