And if you have a pull down here and you have a pull up here and you have in here a spring then you see you have a way of measuring that force.

往下拉这儿的话,会产生向上的拉力,中间有根弹簧,它能帮助你测出力的大小了。

youdao

The old view of it was rather mechanical: pull the interest-rate lever up and, via Banks and bond markets, lending and spending would fall; pull it down and they would rise.

老观点相当机械的认为：提高利率水平，借贷和支出将通过银行和债券市场得到削减，反之亦然。

youdao

However, do not pull your arms down toward the floor so strongly as to pull your shoulders down with tension.

然而，当你拉肩胛骨下沉时，不要拉你的手臂向下太过强烈以至僵硬。

youdao

"They are seeking," he said, "to pull down the temple of freedom and representative government."

VOA: special.2010.09.09

We're going to hear a lot of the note right above the dominant wanting to pull down to the dominant.

我们会听很多高于基音的音符,想下行靠近这些基音

耶鲁公开课 - 聆听音乐课程节选

I need to make it so you can still see that, so I'm going to pull down these boards.

我需要把这块黑板拉下来,以便你们还能够看到

耶鲁公开课 - 博弈论课程节选

The old system works by monitoring the transponder signal emitted by most planes and kicks in seconds before a midair crash, ordering one jet to pull up and the other to pull down.

FORBES: Technology

We pull (the wings) up, pull them down, add weight to them and take them right to the point of breaking.

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Sometimes you need someone who can pull you down when you re too high and pull you up when you re low.

FORBES: Become A Family VC: How To Capitalize On Your Kid's Or Cousin's Business