推測的英文：
a conjecture; speculation; supposition

This statement conjecture is not well founded on.
这个猜想并没有正当的根据。

Jermy Taylor conjectures that it may be as painful to be born as to die
哲里米·泰勒认为生或许像死一样痛苦。

I do not conjecture an immediate drop in demand.
我推测需求不会马上降低。

He ventured on a rash speculation.
他进行鲁莽的投机。

His conclusions are purely speculative.
他做出的结论纯粹是推测而来的。

Every induction is a speculation.
所有归纳推理都是一种猜测。

The positions of the two lines are consistent with this supposition
两条线的位置是这种假定相符的。

His belief that things will improve is pure supposition.
他认为情况会好转，这纯粹是推测而已。

The whole plan is based on merely his own supposition.
整个计划只是建立在他的主观臆断上。