所以求它的公式是长度/时间平方。
相对论告诉我们的一件事是长度的收缩。
这儿没有量纲，因为是长度除以长度。
This is a dimensionless number because it's length divided by length.
米是长度单位，而公斤是重量单位。
A metre is a measure of length and a kilogram is a measure of weight.
米是长度单位，而公斤是重量单位。
A metre is a unit of length and a kilogram is a unit of weight.
时间是长度，寓言是刻度。
今天人们甚至知道地球绕太阳一圈是长度。
Today men even know how far it is for the earth to go round the sun.
公尺是长度的一个单位。
米是长度的计量制度。
公尺是长度单位。
尺是长度的单位。
当他们是长度3 -4尺的时候，他们达成成熟。
你可以马上看到，当然，K值…,扭力常数-,是长度的函数。
So you can immediately see that, of course, the value for kappa-- -- the torsional constant-- is a function of the length.
在这种情况下，S1和S2的LCS显然是长度为零的字符串。
In this case, the LCS of S1 and S2 is clearly a zero-length string.
加乌乔牧人风格宽松裤是长度应保持在踝部以上，只露出一段小腿。
Gaucho trousers are all about the cut-off. Keep the length above the ankle but only bare a bit of the shin.
跟着录音读下列合成词。重音的最重要特征是长度，找出重读的音节。
Say the following compounds with the speaker. The most important signal of stress is length, so str-etch the stressed syllables out.
这个时期建造出的大多数球场靠的是长度，策略的可选性很少，并且很单一。
The vast majority of the courses built during this era were based on length, contain little variety and offer few strategic options.
如果XML文档不能全部装入内存或者是长度未知的流，就不能使用XML：Simple。
If the XML document won't fit in memory or is a stream of unknown length, you can't use XML: : Simple.
茧丝纤度曲线的预测研究茧丝纤度曲线可视为是长度有限且随机变动的非平稳时间序列。
Size curves of cocoon filaments can be regarded as non-stationary time series with finite length varying at random.
柏拉图叙述了“黄金比例”，认为完美脸部的宽度是长度的三分之二，鼻子不能比两眼之间的距离长。
Plato wrote of the "golden proportions," which dubbed the width of an ideal face an exact two thirds its length, a nose no longer than the distance between the eyes.
description列是长度可变的字符串，所以它预计是一个字符串(通过将字符数据括在单引号中指明)。
The description column is a variable-length character string, so it expects a string (which you indicate by enclosing the character data within single quotes).
首先我们选择一个随机的单元——或者实际上我们选取的是单元本身在每一维度上的索引值加上1，因为我们通过.shape调用得到的是长度而不是最大的索引值。
First we pick a random cell — or actually we pick one more than the cell itself in each dimension, since.shape gives us the length rather than the maximum index.
这个房间的长度是厨房的两倍。
她说，与篮球队服不同的是，军装的长度已经很久没有发生变化了。
She says that, unlike those for basketball, the length of military uniforms has not changed for some time.
如果一个交互式计算机屏幕要在实用性上与白板相匹配，它必须在手臂长度范围和横跨房间范围内是可视的。
If an interactive computer screen is to match a whiteboard in usefulness, it must be viewable from arm's length as well as from across a room.
这对于灌溉是有用的，但是旱季的高温、低湿度和不同于正常生长季节的白昼长度，会给一些作物的生长带来困难。
This is useful for irrigation, but the high temperatures, low humidities, and different day lengths of the dry season, compared to the normal growing season, can present difficulties with some crops.
公丈是一个很少使用的长度单位。
公丈是一个很少使用的长度单位。
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