So the moment that I decide to define this the plus direction will also come out to be the same sign as this one so I flip the signs there.

因此我决定，在此处改变正方向，加速度方向就始终为正了，符号变了。

youdao

Those frictional forces for this rope to go in this direction will flip over.

绳子的这个方向的,摩擦力会翻转。

youdao

On the flip side, Ben's back in town with newfound direction - he's determined to go to medical school.

另一方面，本回到城里有了新的方向——他决定上医药学校。

youdao

It's a real coin flip as to what direction this goes for a paper like the Los Angeles Times, long one of the bellwethers of print journalism.

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So if you have to go in this direction, is this a flip-flop on his position?

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That flip transfers angular momentum to the domain wall, pushing it along in the direction of the current.

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