您要查找的是不是：
- Please sharpen the edge of this axe. 请把这把斧头的刃磨快。
- Microscopes and telescopes are optical instruments. 望远镜和显微镜是光学仪器。
- The hospital imported some surgical instruments. 医院进口了一些外科器械。
- The stethoscope is a medical instrument. 听诊器是一种医疗器械。
- The scientist needs some delicate instruments. 这位科学家需要一些精密的仪器。
- This instrument monitors the patient's heartbeats. 这台仪器监听病人的心跳。
- Telescopes and microscopes are visual instruments. 望远镜和显微镜是光学仪器。
- The strings are a category of musical instruments. 弦乐器是乐器的一种。
- Our dentist keeps his instruments in trays. 我们的牙科医生将他的器具放在隔底盘内。
- The dentist picked up several instruments. 那牙科医生把几把器械收拾好。
- My pencil is blunt, could you lend me a knife to sharpen it? 我的铅笔钝了，你能借我把刀子削一削吗？
- The orchestra tuned their instruments. 乐队在给乐器调音。
- Cutting instruments sharpener 切削工具磨工
- instruments sharpener 磨刀器
- Nobody else has a pencil sharpener. 再没有谁有卷笔刀了。
- Several members of the orchestra are tuning up their instruments. 乐队中有几个成员正在调他们的乐器。
- He reflected that the quality of the instruments was good anyway. 他寻思，不管怎样，这些乐器的质量还是不错的。
- These instruments are finely set. 这些仪器是经过精密调整的。
- The king signed the instrument of abdication. 国王签署了逊位的文告。
- Sorry, I lost your pencil sharpener thismorning. 对不起,我今天早上把你的卷笔刀给弄丢了。
