原本

In a sentence

• 我原本打算去旅行，但后来改变了计划。

  I originally planned to travel, but later changed my plan.

  In this sentence, '原本' is used to indicate an original intention or plan that has since changed, contrasting the initial state with the current situation.

• 这种植物原本生长在热带地区。

  This plant originally grew in tropical areas.

  Here, '原本' signifies the original or former state of where the plant naturally occurred, emphasizing its origin.

• 这个故事原本是由口述流传下来的。

  This story was originally passed down orally.

  '原本' in this sentence shows the initial way the story was circulated, highlighting its mode of transmission before any changes.