有这样一个明显的似是而非的论点：造成老年人比率高的实际原因是出生人数而不是死亡人数。

There is the apparent paradox that the effective cause of the high proportion of the old is births rather than deaths.

youdao

有这样一个明显的似是而非的论点：造成老年人比率高的实际原因是出生人数而不是死亡人数。

There is the apparent paradox that the effective cause of the high proportion of the old is births rather than deaths.

youdao