The drill has variable speed control.
这钻机有变速控制。
The potassium content of foodstuffs is very variable.
食品中钾的含量是多变的。
The temperature remained constant while pressure was a variable in the experiment.
做这实验时温度保持不变，但压力可变。
Decisions could be made on the basis of price, delivery dates, after-sales service or any other variable.
决定可以基于价格、送货日期、售后服务或是任何其他可变因素而做出。
I have not checked the length of the variable.
我没有检查变量的长度。
If not, it is not plausible that the variable is a causal factor.
如果不是，变量是一个因素这说法就是不合理的。
The term "variable geometry" is very fashionable in international politics.
“可变几何”一词在国际政治中非常流行。
Rainfall is not completely absent in desert areas, but it is highly variable.
沙漠地区并非完全没有降雨，但它的变化很大。
Farmers already adapt to variable weather by changing their planting schedules.
农民已经通过改变种植计划来适应多变的天气。
The radiation radius of the radioactive radium radiator in the stadium is variable.
放射性的镭散热器在体育场的辐射半径是可变的。
I can just whip out a variable, and this time it's gonna be dynamically stored there.
我可以拿出一个变量，并且这次它会被动态地存储在那里。
Predictability is not the only variable that reduces or eliminates the negative effects of noise.
可预测性并不是减少或消除噪音负面影响的唯一变量。
But besides the size of the room, another variable affecting reverberation is the shape of the room.
除了房间的规模外，房间形状是另一个影响变量。
When you created a variable in scratch, you could either make it for this sprite only or for all sprites.
当你在scratch 中创建一个变量，你可以仅针对该精灵或针对所有精灵进行创建。
The environmental conditions of freshwater habitats, unlike those of ocean habitats, are highly variable.
与海洋生境不同的是，淡水生境的环境条件变化很大。
At the vast majority of places, the essay is simply not a big variable in the college's decision-making process.
在绝大多数地方，这篇论文在学院的决策过程中并不是一个大的变量。
The square brackets here, meanwhile, say this is a special type of variable that's got multiple values inside of it.
这里的这个方括号，同时，说明这个是特殊的变量类型，里面有很多复合的值。
The sun, is also variable over a long term: its heat output goes up and down in cycles, the latest trend being downward.
太阳在长期内也是变化的：它的热量输出在周期中有上升，也有下降，最近的趋势是下降。
Set up the environment variable ROO-DEV in your system settings, which should point to the bootstrap folder within the Roo project.
在您的系统设置中建立环境变量ROO-DEV，该变量应指向Roo项目中的引导文件夹。
Rainfall in the Maya homeland is unpredictably variable between years; some recent years have had three or four times more rain than other years.
玛雅故土的降雨量在不同年份是变化莫测的；最近几年的降雨量比其他年份多三到四倍。
Variables are always assigned by value, which means that when one variable is set equal to another variable, they are then independent of each other.
变量始终是由值指定的，这意味着设置一个变量等于另一个变量后，它们就相互独立。
That brings me to another variable we need to consider—the acoustic characteristics of the building materials as well as the wall and floor coverings.
这就引出了另一个我们需要考虑的变量——建筑材料、墙壁及地板覆盖物的声学性质。
Mandelbrot, who did the experiment with stock exchanges prices, for example, noted that although the outcomes were variable, there were, in fact, certain constancy.
例如，做过股票交易所价格实验的曼德尔布洛特指出，尽管结果是可变的，但实际上存在一定的一致性。
The price variable, once perceived as the dominant aspect of the process, is now subordinate to the competition of the new product, the new business structure, and the new technology.
价格变量曾经被视为过程的主导因素，现在从属于新产品、新业务结构和新技术的竞争。
First, they explain that if a given variable is playing a role in affecting wellbeing then we should expect any change in that variable to correlate with the observed changes in wellbeing.
首先，他们解释说，如果一个给定的变量在影响幸福感方面发挥了作用，那么我们应该预期该变量的任何变化都与所观察到的幸福感变化相关。
The researchers also acknowledged that there are a few areas where race as a construct might still be useful in scientific research: as a political and social, but not biological, variable.
研究人员还承认，在一些领域中，作为一个概念，种族可能在科学研究中仍然有用：作为一个政治和社会变量，而不是生物学变量。
Psychologist Nina Strohminger at the University of Pennsylvania, who was not involved in the study, says she wants the effect to be real but cannot rule out some unknown confounding variable.
没有参与这项研究的宾夕法尼亚大学心理学家尼娜·施特罗明格指出，她希望这种影响是真实的，但不能排除一些未知的混杂变量。
First, they explain that if a given variable is playing a role in affecting well-being, then we should expect any change in that variable to correlate with the observed changes in well-being.
首先，他们解释说，如果一个给定的变量对幸福感有影响，那么我们应该认为该变量的任何变化都与观察到的幸福感变化相关。
Unlike the song sparrow, which repeats one of its several song types in bouts before switching to another, the warbler continuously composes much longer and more variable songs without repetition.
北美歌雀在切换到另一种类型之前，会一声一声地重复其中的一种，与之不同的是，北美歌雀会连续地创作更长的、更多变的歌曲，而不会重复。
Unlike the song sparrow, which repeats one of its several song types in bouts before switching to another, the warbler continuously composes much longer and more variable songs without repetition.
北美歌雀在切换到另一种类型之前，会一声一声地重复其中的一种，与之不同的是，北美歌雀会连续地创作更长的、更多变的歌曲，而不会重复。
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