a one-and-one-half striper的用法和样例：
- He notes one and one half years ago, a WHO survey found fewer than 50 countries had pandemic preparedness plans.
- You are one half woman and one half dream.
- A healthy rat can learn the task in about two and one half days.
- We have won the victory of one and one.
- I can't add one and one, let alone do fractions.
- The number one thousand is written with a one and three zeroes.