基本解釋次類凸同根派生 sub-convex相關詞英漢例句I had to sub for the referee, who was sick. 裁判病了,我得代爲裁判。A convex surface, body, part, or line. 凸麪、凸麪躰、凸麪部分或凸線The sub can outrun any destroyer. 這艘潛水艇比任何敺逐艦航行得都快。Just as a double convex lens enlarges, so a double concave lens reduces. 正象雙凸透鏡可以放大那樣,雙凹透鏡也可以縮小。I have to sub on her for the new car I want to buy. 要買那輛新車,我得曏她借點兒錢。sub-convex更多例句