Both mother and daughter, who have requested anonymity, are doing fine.

这对要求匿名的母女目前情况良好。

The system offers participants complete anonymity.

该系统允许参与者完全匿名。

He claims many more people would support him in the anonymity of a voting booth.

他声称在投票站不记名的情况下更多的人会支持他。