逆

• The matrix is defined as the reciprocal of a .
  该矩阵定义为A之逆矩阵。
• The boat made slow headway against the tide .
  那船逆着潮水缓慢地前进。
• The rotation in the elliptic is retrograde .
  在椭圆内的运动属于逆进型。
• We call -a the additive inverse of a .
  我们称-a为a的加性逆元素。
• Setbacks are a natural part of life .
  人生逆景十常八九。
• Poisoning is usually a slow, irreversible process .
  中毒通常是一个缓慢的，不可逆的过程。
• Disconnection is the reverse of synthetic steps or reactions .
  切断是合成步骤或反应之逆。
• The converse effect is the cooling of a gas when it expands .
  气体在膨胀时冷却是一种逆效应。
• They are regarded as electrons moving backward in time .
  认为它们就是逆着时间而运动的负电子。
• Entailment is the converse of the relation of logical consequence .
  导出是逻辑推论关系的逆叙。