in-,不，非，conceivable,可想象的。

1. Until now, a devaluation of the dollar seemed inconceivable.

直到现在，美元的贬值似乎都无法想象。

2. It was inconceivable to me that Toby could have been my attacker.

真想不到托比竟会是袭击我的人。

3. It is inconceivable that the minister was not aware of the problem.

令人难以置信的是那位大臣竟然没有意识到这个问题。

4. The thought of leaving her family was inconceivable to her.

想到要离开家她就觉得难以想像.

5. It is inconceivable that a thing can both be and not be.

一件事情,即是又非是,是不可思议的.