看不清楚的英文：
go out of sight

参考例句：

My eyes are blind by the direct ray of light.
在光线的直射下，我看不清楚东西。

The sign was no longer legible because much of the lettering had worn away.
这块招牌已看不清楚，因为大部分字已磨掉了。

He disappeared into the mist which was blotting out all but the nearer houses
他消失在雾霭之中，除了较近处的房屋，什么也看不清楚。

Your fax does not come through clearly. Will you please send it again?
你们传过来的文件看不清楚。能不能请你再传一次

We could see three men approaching but could not distinguish their faces.
我们能看到三个男人走近，但看不清楚他们的脸。

Personal interests and concerns may get in the way of a good gauge of the situation.
站在各自的利益和关心的高度，也许我们谁都看不清楚状况。

out是什么意思：
adv. 出外；在外；离岸；出现；问世；大声地；完全；用完；不流行
adj. 外侧的；偏僻的
prep. 通过…而出；沿着…而去
n. 借口，托辞
pref. 外，超过，出，向外

be out for the count
拳击者被击倒后经裁判数到十秒还站不起来|被判失败|打输|被打败

Out of the Blue
从天上掉下来

Out of power, he is out of favour.
当他失去权力之后，他也就不再受人欢迎。

One that is out, especially one who is out of power.
在野者在外的人，尤指政治上的在野派。

"Out of office, out of danger"
无官一身轻

sight是什么意思：
n. 视力；景象；眼界；见解
v. 看见；瞄准
adj. 见票即付的；即席的

appear in sight
出现于视域内

intermediate sight
中间观测

Not a savage in sight.
没有看到一个野蛮人。

The sight arrested my attention.
这景象吸引了我的注意力。

The sight was brave and stirring.
那种景象是壮观的，扣人心弦的。