contribution
uk
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/ˌkɒn.trɪˈbjuː.ʃən/us
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/ˌkɑːn.trɪˈbjuː.ʃən/ B2 noun something that you contribute or do to help produce or achieve something together with other people, or to help make something successful: All contributions , no matter how small, will be much appreciated. 所有捐款，无论多少，我们都深表感谢。