柯林斯詞典supplemental /?s?pl??m?nt?l/ 1. ADJ Supplemental means the same as . 同supplementary[美國(guó)英語(yǔ)] [正式] [ADJ n] You'll probably be able to buy supplemental insurance at an extra cost. 再多付一些錢(qián)的話,你或許就能買(mǎi)附加險(xiǎn)。 返回 supplemental