Eva is the combination of the EVA of Adam's wife Eve and the Greek gospel Euangelion in the Old Testament Genesis.
The gospel of the new genesis means the gospel of the new century, or EVA for short. Abbreviation
VIVIAN source is Latin vivianus, which means energetic. Vivian means I love you in Hindi.
It is difficult to correspond to your Chinese name in pronunciation, but Vivian is slightly better in meaning.