關於「distance複數」標籤，搜尋引擎有相關的訊息討論：

找Feet foot difference相關社群貼文資訊缺少字詞： gl= tw。

... in Maths depends on how large the distance or length is that you are measuring. ... foot的复数用feet与用foot的区别| feet foot分別.Study of low-noise phase-shifting digital holographic microscopy ...Study of low-noise phase-shifting di