it doesn't matter that the young fish get attacked by so many enemies.请问that the young fish get attacked by so many enemies.是什么从句

it doesn't matter that the young fish get attacked by so many enemies.请问that the young fish get attacked by so many enemies.是什么从句
it doesn't matter that the young fish get attacked by so many enemies.
请问that the young fish get attacked by so many enemies.
是什么从句

it doesn't matter that the young fish get attacked by so many enemies.请问that the young fish get attacked by so many enemies.是什么从句
是主语从句,前面用it代了,避免头重脚轻.

补语从句

是主语从句

年轻人多经历点磨难没关系。是这样翻译么？