mainsprings的中文翻譯是什麼意思

N-COUNT（觀點、情感等的）主要原因，主要動機

If you say that an idea, emotion, or other factor is the mainspring of something, you mean that it is the most important reason or motive for that thing.

• My life has been music, and a constant search for it has been the mainspring of my life...

  我以音樂為生，對音樂的不懈探索已經成為我生活的動力。

• You begin to understand what actions were the mainspring of the story.

  你開始體會到是什麼樣的行動在推動這個故事的發展。