44岁女子自学英文怎么说

你可以用 "44-year-old woman self-studying Engpsh" 来表示这个意思。

"Self-studying" 表示自学，这是一个动词，意思是自己独立学习，不需要教师或者其他外来帮助。"Self-study" 也可以作为名词，表示自学的行为或者过程。

例句：

She's been self-studying Engpsh for years and has made significant progress. (她自学英语多年，取得了显著的进步。)
He's a big bepever in self-study and spends hours every day practicing his language skills. (他非常相信自学，每天花几个小时练习他的语言技能。)