n.

1. 貢獻[C][U][（+to/towards）]
   The invention of paper was a great contribution to human civilization.

   紙的發明是對人類文明的一大貢獻。

2. 捐獻，捐助[U]
3. 捐獻的物品（或錢）[C]
   I made a contribution of $100 to the Famine Relief Fund.

   我向救災基金會捐獻了一百元錢。

4. 投稿[U]
   Will you give us some contribution?

   你能給我們投稿嗎？

5. 投寄的來稿[C]
   The editor is short of contributions for the May issue.

   編輯缺少五月號一期上的稿件。