girls的意思是女孩们;姑娘们;女儿们;年轻女子们;女郎们，英语解释如下：
柯林斯词典：
1、N-COUNT?女孩；姑娘。
A?girl?is a female child.
...an eleven year old girl...
11岁的女孩
2、N-COUNT?女儿。
You can refer to someone's daughter as a?girl?.
We had a little girl.
我们有一个小女儿。
3、N-COUNT?年轻女子，小妞儿（可能具冒犯意味）。
Young women are often referred to as?girls. This use could cause offence.
...a pretty twenty-year-old girl.
20岁的漂亮姑娘
4、N-COUNT?（男人的）女朋友。
Some people refer to a man's girlfriend as his?girl.
I've been with my girl for nine years.
我同我女朋友交往9年了。