made a contribution to是什么意思 made a contribution to怎么读
made a contribution to的相关资料
madeadj.制造的；捏造的；拼成的；肯定会成功的动词make的过去式和过去分词形式.
made onev.参加(成为一份子)
made a contribution to的用法和样例
用作动词 (v.)
- A cup of tea helped to thaw out our guest.
一杯茶有助于我们的客人变得不拘束。 - A vigilant police force helps to control crime.
一支警惕着的警察队伍有助于遏制犯罪。
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