concavo-concave

基本解釋

• adj.兩凹的；兩麪凹窪的

同根派生

• concavo-concave相關(guān)詞

英漢例句

• concavo concave
  n. 雙凹形
• His figure looks very funny in the concave mirror.
  他的樣子在凹鏡裡顯得非常可笑。
• An indented or concave surface or area.
  凹陷，窪地凹的表麪或地區(qū)
• 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。
• A concave molding with a cross section that approximates a quarter circle.
  飛簷的凹圓線腳截麪近於九十度弧的凹線腳

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