ingenuous

US /ɪnˈdʒen.ju.əs/
UK /ɪnˈdʒen.ju.əs/
"ingenuous" picture
1.

天真, 單純, 直率

innocent and unsuspecting

:
Her ingenuous smile charmed everyone in the room.
天真的笑容迷住了房間裡的每一個人。
He was too ingenuous to suspect their true intentions.
他太天真了,沒有懷疑他們的真實意圖。