A directional light doesn't have a position, only a direction.

定向光没有位置，只有方向。

youdao

It's only a small improvement, but at least it's a step in the right direction.

虽然这只是小小的改进，但至少是朝正确方向迈出的一步。

《牛津词典》

I slunk off in the direction of the cocktail table—the only place in the garden where a single man could linger without looking purposeless and alone.

我偷偷朝鸡尾酒桌的方向溜去——这是花园中唯一一个可以让一个人在这里逗留而不会显得毫无目的和孤独的地方。

youdao

The flow of information is really a flow of electrical potential and it goes in one direction only.

信息流实际上就是电势差的流动,并且流动是单向性的

耶鲁公开课 - 生物医学工程探索课程节选

You cannot have a spring pulled only at one side, because then it will then accelerate with infinite acceleration in that direction.

你不可能对弹簧只施加一边的拉力,因为那样的话弹簧就会以无穷大的加速度加速,就在这个方向上

耶鲁公开课 - 基础物理课程节选

The evolution of healthcare is pushing to have physicians engage technology to do tasks that were previously done for them with only a few words of direction or a hastily scribbled (often illegible) note.

FORBES: Great News: HealthIT is terrible and expensive

Despite the corporation's shrill response, the reforms proposed by Lord Carter, the communications minister, are only nudges in a new direction.

ECONOMIST: The future of the BBC

In a move that could only be viewed as a step in the right direction, Sprint has just made a major move in the battle against bloatware.

ENGADGET