不了解

I do not know what is in the heads of the youth.

我不了解这些年轻人的脑子里想的是什么。

I have no idea what is going on in these young people's heads.

我不了解这些年轻人的脑子里想的是什么。

I don't know what's going on these young people's heads.

我不了解这些年轻人的脑子里想的是什么。

I don't understand what's going on insidethese young people's heads.

我不了解这些年轻人的脑子里想的是什么。

I don't know what are the young people thinking about in their heads.

我不了解这些年轻人的脑子里想的是什么。

I don't understand what's going on inside with these young people's heads.

我不了解这些年轻人的脑子里想的是什么。

I do not understand what's going on inside those young people's heads.

我不了解这些年轻人的脑子里想的是什么。

Hearn, you don't appreciate the issues involved.

候恩，这里边涉及的一些问题你不了解。

This certainty of the morrow gave zest and enthusiasm to life, and the County people enjoyed life with a heartiness that Ellen could never understand.

对于未来的这种绝对把握使生活充满了激情和热望，而县里的人都在以一种爱伦所不了解的全心全意的态度享受着这种生活。

If I didn't know you I might think you were heartless !

要是我不了解你，我会认为你是一个没有心肺的人。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。