hairdye

例句：

1. 1. She applied thehair dye to her hair before the party.
   她在派对前给头发上了染发剂。
2. 2. The hair colorant made her hairlook vibrant and healthy.
   这种染发剂使她的头发看起来充满活力和健康。
3. 3. He decidedto dye his hair a brighter shadefor the upcoming event.
   他决定为即将到来的活动染一头更亮的发色。