She has long hair, but there are many white hairs in it
英语翻译:
She wears long gray hair.
应该用has
主语是第三人称,谓语当然用has
不要被hair 迷惑 它是宾语,影响不了谓语的
她有一头的长发但里面夹杂着许多白发。
She has long hair but with many white hairs in it.
She has long hair on one end but it's mixed with a lot of white hair.