explanation/ˌeksplə'neɪ∫ən/

n. the detail or reason that makes sth easy to understand

n. [C; U] 解释，说明：[explanation of（或for） sth] He gave a detailed explanation of how the machine works. 他详细说明了这台机器是如何工作的。

◇What was her explanation for being late? 她迟到的理由是什么？

构词explain + -ation

音组-nation/-'neɪ∫ən/

nation; determination; discrimination; explanation; hibernation