在大城市里，在寒冷的冬季，许多老年人因呼吸污染的空气而死去。

In big cities during cold winter months, many old people die from the polluted air.

youdao

在大城市里，在寒冷的冬季，许多老年人因呼吸污染的空气而死去。

In big cities during cold winter months, many old people die from the polluted air.

youdao