put two and two together
將兩個(gè)事物聯(lián)系起來(lái)，得出合理的結(jié)論
口語(yǔ)·表達(dá)推理或聯(lián)想
英文釋義
to draw a logical conclusion or figure something out by connecting the dots or clues
例句
I saw his car outside her house and put two and two together.
典故來(lái)源
源自基礎(chǔ)算術(shù)，將兩個(gè)數(shù)字相加得出結(jié)果，比喻根據(jù)線索推理出結(jié)論。