洗发剂

例句：

1. 1. I need to wash my hair with this new shampoo.
   我需要用这个新的洗发水洗头发。
2. 2.The shampoo has made my hair feel so much softer and smoother.
   这个洗发水让我的头发感觉更柔软、更光滑了。
3. 3.She uses a special shampoo for her dry scalp.
   她使用一种特别的洗发水来治疗她的干燥头皮。