as it warned of possible travel chaos as millions of Chinese head home for the Lunar New Year holid

问题描述:

as it warned of possible travel chaos as millions of Chinese head home for the Lunar New Year holid
as as 的这种用法如何翻译

这个不是as ...as句型.后一个as都是“当.时候”,前一个as可能是“因为”.
你不要只把半句话发上来,否则我无法判断.