Lack of food and water provided much of the impulsion for their speed.
缺少食物和水促使他们加快了速度。
1.冲动;推进
2.刺激,鼓舞
3.冲力;推动力
1.a sudden strong feeling that you must do something
1.The impulsion is often lost, because of the rider's preoccupation with bending the horse and pushing him sideways.
由于骑手全神贯注在使马曲绕和向侧方推进，常常使前进气势丧失。
2.The eight oars fell into the sea simultaneously without splashing a drop of water, and the boat, yielding to the impulsion, glided forward.
八条桨一齐插入水里，没有溅起一滴水花，小船迅速地向前滑去。
3.and just as I gave the last impulsion, my hands came across a light cord that was trailing overboard across the stern bulwarks.
正当我划下最后一桨时，我的手碰到了一根从大船后舷桔上挂下来的细绳子。
4.Impulsion is a precondition for a good collection in trot and canter. If there is no impulsion, then there is nothing to collect.
前进气势是快步与跑步时良好收缩的先决条件。如果没有前进气势，就不会有收缩。
5.Clear diamond-shaped style brings a strong visual impact, bringing people the joy after a sound dream with a thin aftertaste impulsion.
清晰的格菱纹带来强烈的视觉冲击，给人美梦醒后的喜悦，还想细细回味。
6.Without the impulsion originally, had understood parents' pains, understood forgives them to have no alternative.
没有了原本的冲动，了解了父母的苦心，懂得去体谅他们的无可奈何。
7.The meaning of "game impulsion" , a concept of philosophy and aesthetics, could be analyzed from several angles.
我们可以对“游戏冲动”这个哲学和美学概念的内涵进行多角度的分析。
8.Be disgusted with now's self, so untruthfulness, so fragile , always have thinking of the impulsion crying , absurd impairment of the heart.
嫌弃现在的自我，所以不真实，如此脆弱，总是在哭冲动，荒谬的心脏损害的想法。
9.The paper discusses problems resulted from analog shift impulsion by means of analysis and experiment on the shifting logic.
通过分析、实验，讨论了移位逻辑实验的模拟移位脉冲等问题。
10.The effect levels of these factors successively were electric field intensity, the ratio for material and liquid, and impulsion frequency.
影响因素的大小依次为：电场强度、料液比、脉冲数。