the linear extent or measurement of something from end to end, usually being the longest dimension or, for something fixed, the longest horizontal dimension.
noun [具体名词]长度
One gene causes shortness and the other causes longness. 一个基因导致短，另一个导致长。
longness
“ -ness” ⌜ 表示状态或质量的性质 - indicating the state or quality of ~ ⌟
