我并不能确信我是否理解了你使用这个句子的原因。

I'm not sure I understand why you used this sentence.

youdao

这个长句子那么难，我几乎不能理解它的意思。

This long sentence is so hard that I can hardly understand what it means.

youdao

我不能理解这个单词/句子。

I don't understand this word / sentence.

youdao

我不能理解这个单词/句子。

I don't understand this word / sentence.

youdao