watch which way the cat jumps

• 观望形势然后行动,看风使舵； 随机应变

watch which way the cat jumps的用法和样例：

例句

1. By trimming the sails, he tided over the crisis.
   他随机应变，渡过危机。
2. His subtle brain at the same instant supplied him with the point of view from which he had the right to feel disdain both of the adjutant and the minister of war.
   就在这一瞬间，随机应变的头脑向他暗示一个有权蔑视副官和军政大臣的理由。