单词 gainless 释义 ▪ I. † gainless, a.1 Obs. rare.In 3 gahennlaes.[f. gain n.1 + -less.]Of no avail.c1200Ormin 13946 Annd tanne waere uss gahennlaes att Crist wass daed o rode.▪ II. gainless, a.2|genls|[f. gain n.2 + -less.]1. Producing no gain; unpro...