I want to know if you have confirmed the existence of such an agreement since previous media reports said that China was yet to verify it.

我想明确一下你刚才证实确实存在这样一个协议，因为此前媒体报道中提到中方尚未证实该协议。

youdao

Giving dolls attributes that are not traditionally associated with dolls, gives them an existence beyond the realm of toys to which they have been confined for centuries.

我把娃娃通常不具备的特质赋予它们，几个世纪以来娃娃都仅仅是玩具而已，我要让它们超脱出玩具的国度，获得另一种存在感。

youdao

I have been aware of the existence of Linux as an operating system since it started to appear on PC magazine cover discs in the '90s.

我认识到Linux操作系统的存在是在上个世纪末，那时它已开始出现在电脑杂志的封面上。

youdao

Boom, we'd have an argument for the existence of a soul.

于是,我们就有了一个灵魂存在的论证

耶鲁公开课 - 死亡课程节选

The donation of CloudStack to Apache means that now CloudStack will have an independent existence.

FORBES: Why Citrix Left OpenStack

Britons seem to have an abiding faith in the existence of an implicit floor under house prices.

ECONOMIST: Houses and prices

Understand that most people have succumbed to the belief that facts do not have an independent and verifiable existence but are merely social constructs.

FORBES: Revitalizing The Art Of Political Persuasion