supplementary

🇺🇸 /ˌsʌplɪˈmentri/ 🇬🇧 /ˌsʌplɪˈmentri/
Frequency
Difficulty
Tags TOP20000CEFR-C2
adjective
R

extra, added to make something better or complete

The teacher gave us supplementary materials to help us understand the lesson better.

translation

adj. extra, added to make something better or complete

Synonyms

reciprocal adj. 相互的 accessory n. 附件, 配饰, 从犯 auxiliary adj. 辅助的, 备用的 complementary adj. 互补的 additional adj. 额外的

Antonyms

principal adj. 主要的 primary adj. 小学的, 主要的, 最初的 main adj. 主要的 chief adj. 最重要的, 最高级别的 basic adj. 基础, 基本, 必需, 基本额