为白尼罗河究竟发源于何处，地理学者至今仍聚讼不已。

Geographers still argue over exactly where the White Nile rises.

youdao

她对姑妈的死至今仍悲伤不已。

She is still very sad over the death of her aunt.

youdao

我至今才明白我是何等的自私，悔恨不已。

Don't know how I think I should leave.

youdao

我至今才明白我是何等的自私，悔恨不已。

Don't know how I think I should leave.

youdao