正如我们的数学家所言，这个空间有三个维度，可称之为长度，宽度和厚度，并且始终可以通过参考三个平面来定义，每个平面彼此成直角。
正如我們的數學家所言，這個空間有三個維度，可稱之爲長度，寬度和厚度，並且始終可以通過參考三個平面來定義，每個平面彼此成直角。
That Space, as our mathematicians have it, is spoken of as having three dimensions, which one may call Length, Breadth, and Thickness, and is always definable by reference to three planes, each at right angles to the others.