out of the question

1.Sleep—during this interval is out of the question.

要在这样的间歇里睡觉能的。

2.An expensive holiday is out of the question this year.

今年能花好钱去度。

3.Iran would be alogical supplier, but is out of the question on political grounds.

朗本会个合乎情理的供应源，但因政治原因被排除。