It was awfully hard for Heidi to stop crying when she had once begun, for she cried so seldom.

小海蒂很少哭，但一旦她开始哭，就很难从悲伤中恢复过来。

youdao

The medium favors hard 90-degree angles, but that shouldn't stop us from including diagonals, zig-zags, and squiggly lines in our designs.

媒体偏爱实线90度角，但那不应当阻止我们在设计中加入斜线、锯齿线和波浪线。

youdao

The UN will have to work hard to stop history from repeating itself.

联合国必须努力工作以阻止历史重演。

《柯林斯英汉双解大词典》

The group says it could be hard to stop experimental organisms from entering the natural environment.

VOA: special.2010.07.20

But another possibility is once you do something it's kind of hard to stop.

但也有可能是因为,婴儿很难使自己的惯性动作停下来

耶鲁公开课 - 心理学导论课程节选

You need to stop making me work so hard.

你不要再让我这么拼命地工作了。

so that 实战 - SpeakingMax英语口语达人

Also, there's a hard stop so both people know the date is going to end.

BBC: Should lunch breaks be mandatory?

On the day of the shooting, it was decided that three unmarked police cars would form a box for the hard stop.

BBC: Azelle Rodney death: Police 'shot suspect six times'

If Colin Powell is right, both Romney and Huntsman will have to stop trying so hard to sound like hardcore right-wingers in the general election.

FORBES: Are Romney and Huntsman the Only Serious 2012 GOP Candidates?