但另一半原因是俄罗斯直线下降的人口出生率，过去二十年中出生率由平均每个妇女有两个孩子降低到平均一个多一点。

But the other half of the equation is Russia's plummeting birth rate, which in the past two decades has fallen from an average of two children per woman to barely more than one.

youdao

根据疾病预防控制中心的一份旨在控烟的报告中的说法，平均一盒烟的税收是一点一八美元。

The median tax on a pack of cigarettes is $1.18, according to a report from the Centers for Disease Control and Prevention on states' efforts to combat tobacco.

youdao

根据疾病预防控制中心的一份旨在控烟的报告中的说法，平均一盒烟的税收是一点一八美元。

The median tax on a pack of cigarettes is $1.18, according to a report from the Centers for Disease Control and Prevention on states' efforts to combat tobacco.

youdao