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

youdao

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?