你不知道吗？爱情是不能用语言表达的。

Don't you know that love can't be express with language?

youdao

所有这些船员们都讲有幻觉产生，有害怕的想法和他们的思想不能够处理应付的未知的不能用语言表达的惊骇。

The ramblings that all these crew members have related are hallucinations, thoughts of fear and of unknown indescribable horrors with which their minds cannot possibly cope.

youdao

由于婴儿不能用语言表达或填写调查问卷，自然观察法的间接技巧被用来作为判断他们能看到、听到、感觉到什么等等的主要手段。

Because they cannot verbalize or fill out questionnaires, indirect techniques of naturalistic observation are used as the primary means of determining what infants can see, hear, feel, and so forth.

youdao