So that they can have correct directions and prevent useless effort!

这样他们可以朝着正确的方向努力，避免走弯路。

youdao

They can be adjusted in several directions to correct the axis of limb in limb lengthening.

可根据骨延长术的需要进行各个方向和各种角度的调节，以随时调整肢体长轴线。

youdao

Then it would be correct for all the other directions.

然后她就可以辨明其他几个方向了。

youdao

The arrangement of the seven microphones captures the most audible sounds from the right directions and with the correct acoustical time delay.

ECONOMIST: How to reproduce the ambiance of a live concert in the home

This does have the downside of this system, in which the player may have to point his thumbstick in a range of directions while mashing the jump button until the correct move is reached by a process of elimination.

FORBES: Five year mission

The broad directions that Stuart's pointing to are quite correct.

BBC: George Muir and Stuart Francis