It is very difficult to control the quality of the place.

这也正是质量控制非常难的地方。

youdao

Rage can be directed, but it is very difficult to control.

狂怒可以被定向，但是非常难以控制。

youdao

It is very difficult to control the dimension and surface quality when processing elastic material.

对于非金属弹性材料的加工，难点在于如何控制尺寸及表面质量。

youdao

The costs of providing and managing care, as everyone also knows, can be very difficult to control, and the task of allocating the resources necessary to an effective infrastructure of care is one that the current cartel-like system is not doing very well.

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As far as targeting parents goes, it is all very well to try to target the parents of young children to try to get them to do things in different ways, but it is very difficult satisfactorily to punish parents who won't keep control of their children.

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Of course, Musharraf has a very valid explanation that it's difficult to control these tribal areas which are not used to having any sort of government control.

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