「join up」怎么用？

Butch Cassidy and the Sundance Kid (1969)里有一句：「But why would these guys join up and take after us, though?」

「join up」出自哪部电影？

这一页最上面的片段出自电影 Butch Cassidy and the Sundance Kid (1969)。

入伍；参军；联合，会合

入伍；参军；联合，会合

6 部电影说过

1
入伍；参军
to become a member of the armed forces
2
join up (with sb)
（与某人）联合，会合
to combine with sb else to do sth
We'll join up with the other groups later.我们以后再与其他小组会合。

释义来自《牛津高阶英汉双解词典》第 9 版

But why would these guys join up and take after us, though?

8 部电影说过 · 第 1 部