A clock or a strobe signal is used to synchronise operation of the comparator, the up-down counter 102 and the digital to analog converter 100 so as to avoid these components racing.

时钟或者选通信号用于比较器、递增-递减计数器102和数模转换器100的同步操作，以便避免这些部件竞争。

youdao

He banged the money down on the counter.

他把钱往柜台上砰地一掷。

《牛津词典》

At the Cut-Rate Drug Store, no one colored was allowed to sit down at the counter or tables, with one exception: my father.

在廉价药店里，任何有色人种都不准坐在柜台或桌子旁，我父亲是个例外。

youdao

The four students who first sat down at the lunch counter were terrified.

NEWYORKER: Small Change

And so were those four young men who sat down at a lunch counter 52 years ago and will stand forever in bronze in front of the Dudley building.

WHITEHOUSE: The First Lady Reminds HBCU Students of Their Legacy In America's History | The White House

Woodson was still in the process of trying to pin down precisely how to counter the Pacers' top-ranked defense, which appears to have engendered a bit of infighting among the baffled Knick offense.

WSJ: Sometimes Home Isn't Sweet