我始终放不下上一段的感情。

Wǒ shǐzhōng fàng bùxià shàng yí duàn de gǎnqíng.

I still can't let go of my last relationship.

我始终还是觉得第一件衣服比较好看。

Wǒ shǐzhōng háishi juéde dìyī jiàn yīfu bǐjiào hǎokàn.

I still think the first outfit looks better.

她始终没有勇气跟他说真话。

Tā shǐzhōng méiyǒu yǒngqì gēn tā shuō zhēnhuà.

She never had the courage to tell him the truth.