Also, remember that it's okay to ask again when you think it's not clear enough!

另外，记住当你觉得不够清楚时可以再问一次！

The reasons for his absence were not clear.

他缺席的原因不清楚。

The link between the two events is not clear.

这两个事件之间的连接不清楚。

The rationale behind the decision was not clear to everyone.

这个决定的理由对每个人来说都不清楚。

He stood in the shadow, and his face was not clear.

他站在阴影里，看不清楚脸。

It is not clear how much they would charge for a cup.

目前还不清楚他们的一杯咖啡收费多少钱。

I'm still not clear what I'm supposed to do.

我仍然不清楚我应该做什么。

This picture is clear and that picture is not clear.

这张图画很清楚，而那张图画不清楚。

Is there anything not clear?

有什么地方不明白吗？

Vague a. not clear or definite

模糊的；不明确的