ingenuous

adj. /ɪnˈdʒenjuəs/ C2

天真的；率真的；朴实的

Honest, innocent, and trusting, sometimes overly so.

仙境例句

The ingenuous girl told the Pigeon the truth: yes, she had eaten eggs.

天真坦率的女孩对鸽子说了实话：是的，她吃过蛋。