If you harvest validation patterns as attributes, you can mark up your code with clear validation constraints that don't interfere with the code's main thrust. Consider the code in Listing 4.
如果您将验证模式作为属性予以获取，可以用明确的验证约束标出您的代码，这不会影响代码的主旨。
2
He delighted young mother will encourage her baby to share his sweet potato with you. The baby will then break it in two and thrust one half into your hand.
年轻的妈妈，一高兴了，便会怂恿他的孩子把拿着要吃的烧山芋，分开一半，放在你这位客人的手上。
3
There was a sincere feelings in front of me I didn't cherish, etc. Only when I am lost to regret, the most painful thing is this world, your sword inthrust it down my throat, don't hesitate any more!