origin
The origins of this ancient structure are lost in antiquity.
这座古建筑的由来已经失传了。
—— 给力词典精选"Is that how you got that scar on your face?" Bess asked curiously.
“那就是你脸上那道伤疤的由来?”贝丝好奇地问道。
—— 柯林斯例句The derivation of its name is obscure.
其名字的由来鲜为人知。
—— 辞典例句The custom traces to a very early origin.
这风俗由来很古。
—— 辞典例句It was not long before he described to her the origin of his passion.
他不久就向她描绘了他的感情的由来。
—— 辞典例句