唯一的问题就是永运会计算默认值，不管需不需要。
The only problem with dict. setdefault() is that the default value is always evaluated, whether needed or not.
就算爱情没了，生活也一样在继续，幸福永运在将来，可命运或许在你手中操控。
Kiss good-bye to the love, the life also continued equally, happiness will come in the future, but the destiny will be controlled by yourself.
刘永行说也不是没有艰难的时候。一次他们将上千个鹌鹑蛋运给了一个买家，而支票却被退回了。这几乎连累全家破产。
Liu Yongxing says there were hard times too, like the time they shipped thousands of quail eggs to a buyer, only to have his check bounce, practically bankrupting the family.
刘永行说也不是没有艰难的时候。一次他们将上千个鹌鹑蛋运给了一个买家，而支票却被退回了。这几乎连累全家破产。
Liu Yongxing says there were hard times too, like the time they shipped thousands of quail eggs to a buyer, only to have his check bounce, practically bankrupting the family.
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