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Concave

['kɒnkeɪv] or [kɑn'kev]

解釋/意思:

(adj.) curving inward .

卡洛斯錄入--From WordNet

解釋/意思:

(a.) Hollow and curved or rounded; vaulted; -- said of the interior of a curved surface or line, as of the curve of the of the inner surface of an eggshell, in opposition to convex; as, a concave mirror; the concave arch of the sky.

(a.) Hollow; void of contents.

(n.) A hollow; an arched vault; a cavity; a recess.

(n.) A curved sheath or breasting for a revolving cylinder or roll.

(v. t.) To make hollow or concave.

校對:朱莉娅

同義詞及近義詞:

a. Hollow, rounded.

校對:玛吉

同義詞及反義詞:

SYN:Hollow, scooped, pitted, excavated, retreating, alveolar

ANT:Convex, tumular, protuberant, relievant, embossed, intumescent

爱德温錄入

解釋/意思:

adj. curved vaulted or arched applied to the inner side of any curved line or rounded body and opposed to convex which is applied to the outside.—n. a hollow: an arch or vault.—adv. Con′cavely.—n. Concav′ity the quality of being concave: the inner surface of a concave or hollow body.—adjs. Concā′vo-con′cave or Doub′le-con′cave concave on both sides of a lens; Concā′vo-con′vex concave on one side and convex on the other.

整理:斯图

例句/造句/用法:

芭比整理

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