I call this the plus direction, so for object number two m2a I have m2 g minus T equals m2 times a.

对于物体二，以向下为正方向,有m2g-T等于。

youdao

She derived another formula relating the number of folds possible in one direction (n) to the minimum possible length of material (l) and the material's thickness (t)

她推导出了另一个关于折叠次数（n）、现实的最小长度（l）以及材料厚度（t）的关系式。

youdao

Of course, T-bond futures can be very volatile and can trade several tics in either direction in a matter of seconds.

当然，债券期货的波动很大，每秒钟会向任意方向波动几个基点。

youdao

Turning it doesn't end it, you've got to turn it to get it moving in the right direction."

VOA: standard.2010.07.22

But it's a notion that's complicated in this case by the equally imperative notion "get out of the way," which doesn't at all necessarily entail stopping but rather accelerating in a different direction.

但是值得注意，这很复杂,正如红灯有时表示别挡路,它也不是从来都只表示停止,有时也表示向相反方向前进。

耶鲁公开课 - 文学理论导论课程节选

But it doesn't tell you, this is the direction that the reaction is going to go.

但是它们不能告诉你,过程是否会沿着这个或者那个方向进行。

麻省理工公开课 - 热力学与动力学课程节选

They're in it for the long haul and don't take direction from the left.

WSJ: Rove: The Lessons of Defeat for the GOP

Mr. Bloomberg is known for giving the heads of city departments significant leeway to run their agencies, but Mr. Lhota said on Thursday that the city's current commissioners don't talk to each other and often don't have direction from City Hall.

WSJ: Murky Future For 'Bullpen'

If you don't like the direction you're going, make your choices.

NPR: Help 'Ask Amy' Write A Commencement Speech