logical multiplication

例句：

1. 1.The decision was based on logical reasoning.
   这个决定是基于逻辑推理得出的。
2. 2.He made a logical deduction from the data.
   他从数据中做出了合逻辑的推断。
3. 3.She believed her theory was logically sound.
   她相信她的理论是合逻辑的。