The touch points are not firmly connected due to long time usage of relay.

由于长期使用继电器触点上接触不良。

youdao

Ensure there has enough operation space, and make support if the trench is not firmly.

保证有足够的操作空间，如果管沟不够坚固，要有足够的支撑。

youdao

Exercise, diet, cognitive stimulation showed some positive effects, although the evidence was not so strong that we could actually consider these firmly established.

锻炼、饮食、认知刺激显现出了一些积极效果，尽管证据还没有足够充分到我们实际上可以确定的地步。

youdao

I firmly believe that business and just straight up rational business growth, profitable business growth and social impact are not mutually exclusive."

VOA: special.2011.07.29

Everyone's keeping their hands firmly down so as not to get spotted here.

你们都果断得把手放下来怕被拍到吗

耶鲁公开课 - 博弈论课程节选

During the second orbit, one of these signals warned that the heat shield might not be locked firmly to the bottom of the spacecraft.

VOA: special.2009.06.17

None of which is to suggest that the ALJ got any of this wrong (or right) or that Wachs has not firmly planted his tongue in his cheek when making his points.

FORBES: To Serve Man In Jerusalem or Pennsylvania In SEC Case

The fax, which does, has not been firmly linked to him.

ECONOMIST: Weakened but still growing

So, the concern that is raised (a very valid concern) only becomes a problem if the United States does not remain firmly engaged with General Musharraf, who is a secular, moderate, rational mind.

CNN: Mansoor Ijaz: The Pakistan perspective