tā / jiā shì / xiǎn hè / tā / jué de / zì jǐ / qí dà fēi ǒu / bù gǎn / biǎo bái

她家世显赫，他觉得自己齐大非偶，不敢表白。

She comes from a distinguished family, and he feels she is too good for him, so he doesn't dare to confess.