Grammar Note
作可数名词，复数形式为convexes。
凸体；凸面
convexes — plural of convex
先理解核心含义，再看它在真实句子里的用法。
凸体；凸面
A convex body or surface.
The convex of the lens refracts light to a focal point.
透镜的凸面将光线折射到焦点。
任何凸体或凸面。
Any convex body or surface.
为作弊而制成凸形的扑克牌。
A playing card made convex for use in cheating.
用于偷看其他玩家牌的小凸面镜。
A small convex mirror used to cheat by observing other players' cards.
In geometry, a convex is a surface that curves outward.
在几何学中，凸面是指向外弯曲的表面。
The convex on the back of the spoon can be used as a mirror.
勺子背面的凸面可以用作镜子。
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作可数名词，复数形式为convexes。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from AI_FALLBACK, ECDICT, WIKTIONARY.