, holds a bundle of spears that he made for use with an atlatl, a Stone Age throwing device that uses leverage to sharply increase the speed and distance a spear can travel.
这是他制作的和梭标投射器（利用杠杆作用加快长矛速度、增加投射距离的石器时代的一种投射装置）一起使用的长矛。
Overall, an increase in the brain's production of endorphines occurs when the body is put under stress such as long distance running, and the endorphines then cause a positive or negative mood change.
总之，身体在紧张感下，比如长距离的奔跑，会增加内啡肽的分泌量。而内啡肽会令人产生情绪的变化，有正面也有负面的情况。
The White House is offering an 83%-17% split (hardly a huge distance) and a promise that none of the revenue increase will come from higher marginal rates, only from eliminating loopholes.
白宫提出将支出削减率和税收提高率分别控制在83%和17%（和共和党提出的比率实在是没有多大差别），并且承诺只会通过消除漏洞而非提高边际税率来增加财政收入。
To prepare for a 10k, increase the distance of the long run every other week by 10 minutes.
如何为完成一万米做准备？每隔一周增加十分钟长跑时间。
We also set standards to increase the distance our cars and light trucks can go on a gallon of gas every year through 2025.
我们也设立标准来增加每加仑汽油支撑我们的汽车和轻型卡车的行驶距离直到2025年。
Small opening shock: This is a continuation of the same issue as structural integrity: reduction of opening shock is inextricably linked to an increase in opening distance.
开伞冲击小：这个实际上是上一个话题的延续，开伞冲击是结构强度联系在一起的，而减小开伞冲击无可避免的的要增加充气时间。
A number of studies show that carnitine can help reduce symptoms and increase the distance that people with intermittent claudication can walk.
多项研究表明，肉碱可以帮助减轻症状，提高间歇性跛行距离人们可以步行。
For a given dispreading distance, the widths of the two spectrum regions increase until overlay when second-order dispersion approaches zero.
对给定的传输距离，随着光纤向零色散附近靠近，两个频谱区谱宽增加直到相互重叠。
Strength is the basis for sports and also the key for short distance runners to have a good command of the skills and to increase their speed.
力量是运动的基础，也是短跑运动员掌握技术和提高速度的关键所在。
This method can reduce dimension of the feature and calculated amount, and besides it can increase the distance between the feature, this all contribute to a better classification result.
该方法可以有效地降低特征维数，降低了计算量，并且能够增大不同类别的特征间的距离，有助于实现更好的分类结果。
This method can reduce dimension of the feature and calculated amount, and besides it can increase the distance between the feature, this all contribute to a better classification result.
该方法可以有效地降低特征维数，降低了计算量，并且能够增大不同类别的特征间的距离，有助于实现更好的分类结果。
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