This room is as wide as that room is long.
主句比较项是wide还是as wide?
该比较对应项在比较分句as that room is long句中必须省略,但是我的困惑是:
as that room is long似乎不缺成分呀?如何理解as that room is long不缺成分,以及如何理解主句比较项(wide还是as wide?)在as分句中必须省略了?
如何理解呢?