发质很硬用英文怎么说

"发质很硬"的英文表达可以是 "The hair is very hard" 或者 "The hair has a high level of hardness."

"发质" 是指头发的质地，通常指它的硬度或弹性。在化妆品、护发品中，发质也常常指定义为毛发的质地，包括毛发的油脂含量、柔软度等。

下面是几个有关 "发质" 的英文例句，并提供中文翻译供参考：

"I have very hard hair, so it's difficult to style." (我的头发很硬，所以很难打理。)
"My hair is naturally very soft and silky, so I don't need to use a lot of product to maintain its texture." (我的头发天生很柔软且有丝感，所以我不需要使用很多护发品来保持它的发质。)
"I use a hair oil to add moisture and improve the texture of my dry, damaged hair." (我使用发油来增加水分，改善我干燥受损的头发的发质。)