cancelling out

Karma is very fluid and is not as simple as one act cancelling out another.

业力是很易变的，而且不是象一个行为可以消去另一个那么简单。

The theory behind this strategy is that if share prices fall, the value of the options will rise, thereby cancelling out any loss in value.

这个策略的论据是，若股价下跌，期权的价值便会上涨，抵销股价下跌的损失。

Inverted Receiving and FM Noise Cancelling Out of Radar Seeker

雷达导引头倒置接收和调频噪声对消