The donor prefers to remain anonymous.

捐赠者希望不披露姓名。

《牛津词典》

The donor is only anonymous until the children turn 18.

这个捐献者只是在孩子18岁之前保持匿名。

youdao

The Library acquired them from a British dealer for a "five-figure sum", with help from an anonymous donor.

图书馆在一名匿名的损赠人的帮助下，从一位英国商人手中得到它们。

youdao

But their contributions of a few tens of thousands of dollars per year are dwarfed by a single source who is so important as to acquire his own set of capitals - the Anonymous Donor.

BBC: Openness: A Heartland-warming tale

"I had some concerns and fears, " said Kaufman, 44, who ended up marrying one year after she had a second child by the same anonymous donor.

CNN: Out-of-wedlock births hit record high

Libner said the cannon was a gift from an anonymous donor to the city in 1865 and was stored for a period of time because of vandalism concerns.

CNN: STORY HIGHLIGHTS