I wonder whose this is.

我不知道这是谁的。

《牛津词典》

"Whose is this?"—"It's mine."

“这是谁的？”—“是我的。”

《柯林斯英汉双解大词典》

Whose CD is this?

这个光盘是谁的？

youdao

He remembered other old men whose sons had not done this, who had left without a goodbye.

VOA: special.2010.02.27

If you're writing a one line function, whose sole purpose in life is addition, and, clearly, this is about addition, well, then it's, in fact, A reasonable to use a shorter symbol like A, but I do have to specify it's type.

如果你在写一个一行的函数，它唯一的目的是,做加法，显然这是关于加法的，好的，实际上，用一个短的标识符是合理的，像，但是我必须指明它的类型。

哈佛公开课 - 计算机科学课程节选

This is our left wing candidate, this is our moderate left wing candidate whose name is?

这是左派候选人,这是我们温和的左派候选人,名字是

耶鲁公开课 - 博弈论课程节选

Kofi Annan, whose assistants this week used the media to try to decapitate the U.N.

CENTERFORSECURITYPOLICY: Time to Face the Super-Thug Alone

Then again, it will take forever to pick and choose whose responsibility this falls on.

FORBES: Sirius XM: Karmazin's Ghost Still Haunts

Lehrman (whose Institute this columnist professionally advises), the eminence grise of the principled American gold standard.

FORBES: Signs Of The Gold Standard Are Increasingly Emerging...Worldwide