1·What shall I do when papa and you leave me, and I am by myself?
等到爸爸和你都离开了我，剩我自己一个人的时候，那我要怎么办呢？
2·Is it okay if I come by myself?
我独自来行吗？
—— 《柯林斯英汉双解大词典》
3·I painted the room all by myself.
我独自一人粉刷了屋子。
—— 《牛津词典》
4·I'm going to London by myself next week.
我准备下星期一个人去伦敦。
—— 《牛津词典》
5·I live by myself.
我自己一个人生活。
—— 《牛津词典》
6·I know you mean well, but I can manage by myself.
我知道你是好意，但我自己能应付得了。
—— 《柯林斯英汉双解大词典》
7·I didn't know if I could raise a child by myself.
我不知道是否能独立抚养一个孩子。
—— 《柯林斯英汉双解大词典》
8·I'm here all by myself and I know I'm going to get lost.
我独自一人在这儿，我知道我会迷路的。
—— 《柯林斯英汉双解大词典》
9·I was by myself and these guys suddenly came towards me.
我独自一人时，这些人忽然向我走来。
—— 《柯林斯英汉双解大词典》
10·I learnt it by myself.
我自学的。