两者的平衡越来越难以达到。你说呢？
The balance is increasingly difficult to achieve don't you think?
但是其强度过低，难以达到工业应用的要求。
But it cannot apply to industrial production because of the low-strength.
如果目标太高，难以达到，只会影响孩子的自信心。
If the target is too high, difficult to achieve, only can affect a child's confidence.
但是我们却总是难以达到对事工哪怕只是自已的期待。
But we don't always meet even our own expectations for ministry.
它所具有的某些良好功能是一般试验方法所难以达到的。
It has some special functions which can not be achieved by other experimental methods.
人类的化学家即使利用最灵敏的仪器，也难以达到这样完善的程度。
Even with their most sensitive apparatus, human chemists cannot approach this perfection.
人类的化学家即使利用最灵敏的仪器，也难以达到这样完善的程度。
Even with their most sensitive apparatus, human chemists cannot approach this perfection.
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