size作為尺寸的時候要大寫嗎

不需要大寫，除非用在句首

例句：

Each recipe specifies the size of egg to be used.每種菜譜都具體規定了所用雞蛋的大小。

The piece was reduced in size by planing down the four corners.這塊木頭的4個角刨過後就變小了。

The once-powerful post unions have been cut down to size.

一度很強勢的郵政聯盟已經威風不再。

I would class my garden as medium in size.我的花園只能算是中等大小。

The new planet is about ten times the size of the earth.新發現的行星大約是地球的10倍那麼大。

The size of the fish will determine the thickness of the steaks.魚的大小決定魚排的厚度。