concavo-concave

基本解释

• adj.两凹的；两面凹洼的

同根派生

• concavo-concave相关词

英汉例句

• concavo concave
  n. 双凹形
• His figure looks very funny in the concave mirror.
  他的样子在凹镜里显得非常可笑。
• An indented or concave surface or area.
  凹陷，洼地凹的表面或地区
• Just as a double convex lens enlarges, so a double concave lens reduces.
  正象双凸透镜可以放大那样，双凹透镜也可以缩小。
• A concave molding with a cross section that approximates a quarter circle.
  飞檐的凹圆线脚截面近于九十度弧的凹线脚

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