No one in her right mind would make such a major purchase without asking questions.

没有一个神智正常的女人会不问问题就买这么一个大件。

《柯林斯英汉双解大词典》

Can you produce the receipt for the last major purchase you made?

你能出示上一次大采购的票据吗？

youdao

Still, if it is a major purchase, research or negotiate for now and delay until end of the month when Mercury retrograde will be over.

但如果是大宗消费，目前就先调研和讨论，把它推迟到月底的水逆结束之后。

youdao

Did it announce a new product, venture, a major purchase or anything of value?

FORBES: Further Thoughts On Why The News Release Is Worthless (Part Two)

Unable to finance a major purchase, Lindelov has satisfied himself with several small ones.

FORBES: A Beer That Lost Its Head

Even with the cash incentives offered by the government, a car is a major purchase.

FORBES: Magazine Article