劍橋詞典in a way that is based on reason and clear thought , rather than emotions 基于理性地；合理地 You can't assume that people will always behave rationally. 你不能假設(shè)人們的行為總是合理的。 Rationally, he knows that she won't go back to him, but emotionally he can't accept it. 理智上他知道她不會再回到他身邊，但在感情上他無法接受。 返回 rationally