单词 nigri- 释义 nigri-combining form of L. niger, nigr-, as in nigricaulate, or nigri-cauline, having a black stem, nigricollate, having a black neck, nigricornate, nigri-crural, nigri-pennate, etc.1857Mayne Expos. Lex.1892Syd. Soc. Lex.{var l=document....