supplementaladj.
英 ,sʌplɪ'mentəl | 美 ,sʌplə'mɛntl
中文adj. 补充的（等于supplementary）；追加的
词根词源
supplemental (adj.)c. 1600, from supplement (n.) + -al (1). Related: Supplementally. Generally "added to supply what is wanted," whereas supplementary historically tends toward "added as something secondary or supernumerary."
关键词