The colloquial phrase 话是这么说
We can use the phrase 话是这么说 
when we want to agree with something, but there is some additional information that should be stated.
when we want to agree with something, but there is some additional information that should be stated. Pay attention
话是这么说 is placed at the beginning of a sentence and followed by a comma.
话是这么说 is often followed by one of the following conjunctions:
不过
可 or 可是
但 or 但是
可 or 可是
但 or 但是 Examples
话是这么说，不过她还是不习惯
That's true, but she's still not used to it
huà shì zhème shuō, búguò tā háishì bù xíguàn
话是这么说，可对方要是真这么干，那我们也做不了什么
That's true, but if the other side really does it, then there's nothing we can do
huà shì zhème shuō, kě duìfāng yàoshi zhēn zhème gàn, nà wǒmen yě zuòbuliǎo shénme
话是这么说，但他确实有点可疑
That's true, but he's really a little suspicious
huà shì zhème shuō, dàn tā quèshí yǒudiǎn kěyí
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