to choose one person or thing from a group for special attention, especially criticism or praise

It's not fair the way my sister is always singled out for special treatment. 我妹妹总是受到特殊照顾，这不公平。

Jamie was thrilled when the teacher singled out his poem and asked him to read it aloud. 老师挑出杰米的诗并让他自己朗读时，杰米非常激动。