complementary
adj.
1620s, "ceremonious," from complement + -ary. Sense "forming a complement" attested from 1829, earliest in complementary colors.
| 词汇 | complementary |
| 词根词缀 | Online Etymology Dictionary complementary adj. 1620s, "ceremonious," from complement + -ary. Sense "forming a complement" attested from 1829, earliest in complementary colors. |
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