supplementary
柯林斯词典
1. ADJ Supplementary things are added to something in order to improve it. 补充的
...the question of whether or not we need to take supplementary vitamins. …我们是否有必要补充维生素的问题。
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1. ADJ Supplementary things are added to something in order to improve it. 补充的
...the question of whether or not we need to take supplementary vitamins. …我们是否有必要补充维生素的问题。