您要查找的是不是：
- -koilonychia-misshapen,concave nails(plate 2d) Can occur in iron deficiency anaemia. 还是消瘦的？感觉哪里疼或是心理上感到难过。
- She was gnawing her nails nervously. 她正在神经质地咬指甲。
- His figure looks very funny in the concave mirror. 他的样子在凹镜里显得非常可笑。
- He drove the nail in for fear it would hurt anyone. 由于担心这个钉子伤人，他把它钉了进去。
- An indented or concave surface or area. 凹陷，洼地凹的表面或地区
- My husband doesn't allow me to paint my nails. 我丈夫不允许我染指甲。
- I can feel a nail sticking into my shoe. 我觉得有钉子扎进鞋里。
- A hammer is used for driving in nails. 子是用来钉钉子的。
- He wore a belt studded with brass nails. 他系了一根饰满铜钉的带子。
- Those nails were real swines to get out. 那些钉子真难拔。
- He must have iron nails that scratches a bear. [谚]搔熊者必具铁爪; 要干危险的事，就得有充分的准备。
- She has bitten her nails (down) to the quick. 她咬指甲(一直)咬到肉。
- He taped a nail in slowly to spilt the thin board. 他慢慢地把钉子钉进这块簿板，以防劈开。
- concave nails 凹形指甲
- A tool for clinching nails, screws, or bolts. 紧钳固定钉子、螺丝或螺丝钉的工具
- I stood on a nail, and my foot's very sore. 我踩了一枚钉子，脚上感到很痛。
- Please hook the rope over the nail. 请把绳子挂在那根钉子上。
- 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。
- His speech was always polished to a nail. 他的发言总是要经过仔细润色的。
- The task was finished to the nail. 这项任务已彻底完成了。
