But sceptics could point to counter-examples.

但持怀疑态度者也能举出反例。

youdao

Here are two related observations for which I have never seen counter-examples.

下面是两个我从未见过的反例的相关观察。

youdao

Here are two related observations for which I have never seen counter-examples.

下面是两个我从未见过的反例的相关观察。

youdao