“发夹”常见的英文表达是 hairpin(单数形式)或 hairpins(复数形式)。
例如:
She pinned up her hair with a beautiful hairpin.(她用一个漂亮的发夹把头发别了起来。)
I bought some colorful hairpins at the store.(我在商店买了一些彩色的发夹。)