您要查找的是不是：
- Hoffmann's apparatus for nail extension 霍夫曼(氏)钢针牵引器
- Hoffmann's nail extension apparatus 霍夫曼(氏)穿钉牵引器:指骨牵引器
- apparatus for nail extension for arm 手臂钢针牵引器
- apparatus for nail extension for leg 腿钢针牵引器
- 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。
- I can feel a nail sticking into my shoe. 我觉得有钉子扎进鞋里。
- 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。
- He asked for an extension of his visa. 他申请延长签证有效期。
- 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。
- He built an extension onto his house. 他给自己的住宅扩建了一部分。
- His speech was always polished to a nail. 他的发言总是要经过仔细润色的。
- Extension of the injured arm was painful. 把受伤的胳膊伸展开是很疼的。
- The task was finished to the nail. 这项任务已彻底完成了。
- By extension, an array of any number of dimensions. 广义来说，矩阵可以是任意维数的数组。
- He's scratched his hand on a nail. 他的手让钉子刮破了。
- We built an extension to our house. 我们扩建了我家的房屋。
- It did not take us long to nail that lie. 没多久我们就把谎言揭穿了。
- Shoot! I forget to take off my nail polish. 糟糕！我忘了擦掉指甲油。
- Her analysis was correct to the nail. 她的分析极其正确。
