1.推理,推论;推断;用三段论法推论
1.to think or put forward an argument about something in a strictly logical way
1.According to the principles of infinitesimal calculus, a new method on how to ratiocinate the arbitrary quadrilaterals area was put forward.
利用微积分原理给出任意四边形面积公式推证的一种新方法。