名词形式是contribution. 意思有“捐献”、“投稿”等意思。凡是有贡献，都可以叫contribution。contribute这个动词一般与to 连用。
例句：
1、这事他也出了不少力。
Chinglish: He also supplied his strength to this.
Revision: He also contributed a lot to this.
2、谢谢你啊，你可帮了大忙了。
Version1 : Thank you very much. You really helped a lot.
Version 2: I really appreciate your great contribution.(看情况)
3、你只知道批评别人，你自己做了多少事?
Chinglish: You only know how to criticise others, but how much thing have you done yourself?
Revision: You’re a critic! Where’s your contribution?
这个词用起来自然。好用，实用。
总评：
使用频率：★★
造句功能：★★★
西方思维：★★★★
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(兼职编辑：段保净）