题目内容：

Single is simple,double is trouble!If you want sth,please work for it!

优质解答

single is simple 一个是简单
double is trouble 两个是麻烦
这里意思是说,单身很简单,两个人（结了婚）很麻烦.
通常是拿来讽刺婚姻的
if you want sth,please work for it
如果你要什么,请你努力争取