origin/'ɒrɪʤɪn $ 'ɔːr-/

n. the place from which sth starts or the cause of sth

n. [C; U] 起源，由来：[origin of sth] Many scientists have tried to explain the origin of life. 许多科学家试图解释生命的起源。

◇The origin of the word is unknown. 这个单词的来源不可知。

音组-in/-ɪn/

napkin; origin