随意

• Tetanus is a disease characterized by uncontrollable spasms of voluntary muscles .
  破伤风是一种以随意肌不可控制的痉挛为特征的疾病。
• A typical result of an upper motor neuron lesion is paralysis of voluntary movement .
  典型的上位运动神经之损伤就会导致随意运动麻痹。
• We are at liberty to assume some sort of explosion, involving an as-yet unknown mechanism .
  我们随意设想某种爆炸包含了迄今未知的机制。
• With a caravan , you can stop at your own convenience ; you are not dependent on hotels .
  开着一辆大篷车，可以随意停下来，不用住旅馆。
• "but i'm never sure of you. you can go away and change as easily as if you had no soul. "
  我永远摸不透你。你能离去，没魂似的随意改变。
• This classification is not arbitrary like the grouping of the stars in constellations .
  这种分类并不象把星座里的星体分成各群那样地随意。
• Before you start splashing out on books and records think of the bills you have to pay .
  在随意花钱买书籍和唱片之前，先考虑一下你得付多少钱。
• In a paramagnetic material the directions of the magnetic moments vary randomly from atom to atom .
  在顺磁材料中，磁矩的方向在原子之间随意变化。
• Forest fire are often caused by broken glass or by cigarette ends which people carelessly throw away .
  林火常常是由于碎玻璃或人们随意乱丢的烟头引起的。