concaves

基本解释

• adj.凹的
• n.凹面；凹线；凹形

同根派生

英汉例句

用作形容词 (adj.)

• The palm of one's hand is slightly concave.
  人的手掌是微凹的。
• A cylinder is a hollow tube with a closed concave base that permits it to stand upright.
  钢瓶是中空的管道，封闭的底部是凹入的，这样可以直立起来。
• His figure looks very funny in the concave mirror.
  他的样子在凹镜里显得非常可笑。

用作名词 (n.)

• These are aberration-corrected holographic concave gratings.
  下表所列为像差校正全息凹面光栅。
• The cloven hooves are sharp edged, elastic and concave.
  蹄锋利，呈凹形，富有弹性。
• This article has described expanding method for repairing the concave retaining ring caused by the hydraulic bulging.
  详细介绍了用扩冲法对液压胀形出现凹形的护环进行修复的方法。