Sometimes cells make the correct amount anyway; other times CNVs affect DNA regions that regulate the expression of still other genes, making the problem more complicated.

有的情况下，细胞不管怎样还是维持正确的量；别的情况下，CNVs对调控另外的基因表达的DNA区域有影响，使问题更加复杂。

youdao

The problem is more complicated than I thought.

这个问题比我想象的要复杂得多。

youdao

The problem became even more complicated.

问题更复杂了。

《新英汉大辞典》

This is so obvious in this problem, but when you see more complicated formula, you may not know all the assumptions that went into the derivation and quite often you will be using it when you shouldn't.

在这道题中这些都很明显,但是当我们用更复杂的公式时,你可能搞不清楚所有,在推导时的前提,因此很多时候,你都会用错公式

耶鲁公开课 - 基础物理课程节选

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If anything, the attribution problem is growing more complicated.

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But there's a more complicated problem.

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