I like living on my own. 我喜欢独自一个人生活。
Was he acting on his own or following orders?
He'd left on his own, without telling his parents.
This time of year, the young birds are too weak to survive on their own in the cold, and so need the presence of a parent at all times.
Thank goodness, she's now able to breathe on her own.
I worry that he won't be able to cope on his own.
We can't leave her all on her own.