嫡出的

例句：

1. 1. The population of the city has been degenerating for decades.
   这个城市的人口已经几十年来一直在减少。
2. 2.The old building is in a state of degeneration due to neglect.
   这座老建筑由于忽视而处于衰败状态。
3. 3.The economy of the country is degenerating due to corruption.
   该国的经济因腐败而正在衰退。