The basis of optimism is sheer terror.

乐观的基础完全是恐惧。

The basis of optimism is sheer terror.

乐瞧的基础完全是惧怕。

Thee basis of optimism is sheer terror.

乐观的基础完全是恐惧。

I will never forget the look of sheer terror on her face.

我忘不了她脸上那极度恐慌的表情。

Mathematics classes became sheer terror and torture to me.

对我来说数学课完全就是恐怖和折磨。