那个男孩一直睡到他妈妈回来为止的翻译：The boy slept until his mother came back 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

The boy slept until his mother came back up

The boy slept until his mother came back

That boy rests continuously to his mother comes back up to

The boy had been sleeping until he had her mother returned

The boy slept until his mother came back