双语例句
In other countries, demographers have also grappled with theories of baby booms linked to specific events.
在其他国家,人口统计学家还坚持着婴儿潮与特定事件有关联的理论。
词典释义:
生育高峰
In other countries, demographers have also grappled with theories of baby booms linked to specific events.
在其他国家,人口统计学家还坚持着婴儿潮与特定事件有关联的理论。