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- a groove or furrow in cloth etc especially the shallow concave groove on the shaft of a column. 衣料上沟槽或皱纹特别是柱状物轴线上的浅槽。
- Application of Inside Corner Support Ridges and Concave Groove Ridges in Modern Chinese Imitation Antique Buildings 在现代中式仿古建筑中阴角戗与阴沟脊的妙用
- 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
- A furrow or groove formed by running water. 犁沟由流水形成的槽或小沟
- concave groove 凹形槽
- The band is really in the groove tonight. 乐队今晚演奏得精彩极了。
- These young girls really groove on his music. 这些小姑娘迷上了他的音乐。
- Found his groove playing bass in a trio. 发现他在三重唱中最适合唱低音
- If you want to be in the groove this summer, you'll need a bikini. 今年夏天你要赶时髦，你需着比基尼装。
- A wedge or key that fits into a groove to make a joint. 加强肋作为连接物填入槽内的楔形物或舌状物
- A groove or notch made by a cutting tool, such as a saw or an ax. 锯缝，劈痕切割型工具如锯或斧子所制造的沟槽或凹口
- 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。
- Sliding doors and windows move in groove. 滑动门和滑动窗都在凹槽中移动。
- The stylus is traveling in a groove. 唱针正循着唱片纹路移动。
- The needle moves along the groove on a record. 唱针沿着唱片表面的细纹移动。
- 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
- A depression similar to that in a shallow concave container for food. 凹形，凹面与浅的凹型盛食物的容器相似的凹处
- The palm of one's hand is slightly concave. 人的手掌是微凹的。
- A concave surface, structure, or line. 凹面、凹形结构、或凹线
