turn head over heels的用法和样例：
- He practiced standing on his head and turning somersaults.
- The male encourages the female's cannibalistic tendencies, somersaulting over her mouth parts as he transfers sperm into her, she says.
- They are head over heels in love with each other.
- The first pretty girl he saw turned his head.
- Nobody can turn back the wheel of history.
- The Rightists want us to turn round and take the capitalist road.
- turn heels over head turn head ...