1. 形容詞
   補充的
   補足的, 輔助性的
   配套的
   互補的
   相配的
   complementary to ...(人事物):
   與...相輔相成的
   與...互補的
   

   同義字詞
   correlative,reciprocal,supplemental,supplementary
   

例句

1. The two inventions were complementary .
2. We must recognize the complementary concept.
3. The two documents could be read as complementary .
4. The two approaches should be seen as complementary .
5. Often we are pursuing similar or complementary goals.
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