“我不是男孩子了，我已经长大了，但我还不算是成熟的男人。”翻译成为英文

I am not a boy, and I have grown up, but I do not as mature men

I'm not a boy any more, I have grown up, but I am not mature enough.

I'm not a boy any more, I've been grown up, although I'm not mature enough.

I am not a boy , I have grown up, but now I am not a mature
man.

I am not a boy, I have been grown up, however, I am not a mature man yet.

"我不是男孩子了，我已经长大了，但我还不算是成熟的男人。”

I'm not a baby,now!I'm a man though with less mature in me.