How often do you wash your hair?

你多久洗头一次？

It's important to wash your hair regularly to prevent lice.

定期洗头以防止虱子很重要。

Shower every day, brush your and wash your hair.

每天洗澡，梳洗头发。

How often do you wash your hair?

你多久洗一次头发？

Wash your hair and then blow dry it.

洗完头后将其吹干.

Let me tip your head back and wash your hair.

把头向后仰,让我帮你洗头发.

Take showers more. Wash your hair more.

勤洗澡。勤洗头。

Avoid using hot water to wash your hair.

不要用热水来洗头发。

Wash your hair! What are you—Doesn't that mean your hair's dirty? Just wash it, man!

洗头发！有头皮屑不是意味着你的头发脏了吗？去洗头吧！

Filter the water you use to wash your hair, and use cold water to get soft hair.

用来洗头发的水要过滤一下，使用冷水来洗头可以让头发更软。