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单词 burr-drill
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burr-drill
burr-drill n. a dentist's drill with a serrated or file-cut knob or head.
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the world > health and disease > healing > dentistry > [noun] > dentists' drills
burr1859
burr-drill1859
drill1859
foot drill1860
tooth-mill1879
1850 C. A. Harris Princ. & Pract. Dental Surg. (ed. 4) iii. iii. 290 The flat and burr-headed drills are very useful for enlarging the opening into the cavity.]
1859 J. Taft Pract. Treat. Operative Dentistry iv. 96 Bur Drills..should be manufactured of the best steel, and wrought with the greatest care.
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更新时间:2025/1/30 13:40:00