They will increase production only if they believe that someone will buy the output.

而企业增加生产的前提，是他们相信有人会购买他们生产的产品。

youdao

It is common for the trainer to recommend supplement if they believe that you need it.

这是常见的教练员补充建议，如果他们认为你需要它。

youdao

If they believe that it was really just an institutional problem, I would have difficulty thinking it rises to their level of interest, but we'll see.

如果他们认为，这实际上只是一个制度性问题，我觉得，这恐怕很难引起他们的兴趣。不过还是让我们拭目以待吧。

youdao

Clinton said it was not yet time for additional sanctions against that country, noting the United States continues to believe they might be needed if diplomacy fails.

VOA: standard.2009.11.16

But, you know, any professor who stands before you should say the same thing about his or her subject. If they don't believe that, they shouldn't be teaching.

但是，你知道，所有站在你们面前的老师,可能都会这样介绍他的课程,如果他们不那样相信着，那他们就不应该教那门课了。

麻省理工公开课 - 固态化学导论课程节选

And I think many parents believe that if they didn't persist in using these things their children would never learn to speak.

我相信很多父母认为,如果他们不坚持使用这些东西,他们的孩子将永远也学不会说话

耶鲁公开课 - 心理学导论课程节选

If they believe that, why negotiate with him in the first place?

BBC: Has India's government lost the plot on corruption?

But critics of economics, if they believe that any kind of social analysis is possible, had better say what other simplifying assumption they would rather use.

ECONOMIST: The benevolence of self-interest | The

Consumers will purchase from your business, or employees will go the extra mile to contribute to your success, only if they believe that you care about their interests.

WSJ: Book Review: Obliquity