为什么put two and two together 是 根据实际推断

为什么put two and two together 是 根据实际推断

put two and two together
生词本
英 [put tu: ænd tu: təˈɡeðə]

美 [pʊt tu ənd tu təˈɡɛðɚ]

v.根据事实推理； 根据所见所闻推断，根据现有情况判断

双语例句：

1. If you put two and two together, there can be only one conclusion.
根据事实推断, 只可能有一个结论.
来自《现代汉英综合大词典》
2. He's inclined to put two and two together and make five ( = make an incorrect guess from what he sees , hears, etc. ).
他爱捕风捉影, 听风就是雨.
来自《简明英汉词典》
3. Right off the bat you should have put two and two together.
你本应该马上作出合理推论的.
来自辞典例句
4. She had sharp enough with to put two and two together.
她有够锐利的机智作合理推论.
来自互联网
5. It wasn't until I put two and two together that I discovered Janet was your sister.
直到我把相关的事连在一起,我才发现原来珍娜是你的姊姊.