| 单词 | line angle |
| 释义 | > as lemmasline angle line angle n. Dentistry the angle at the junction of two surfaces of a tooth or cavity. ΘΚΠ the world > life > the body > digestive or excretive organs > digestive organs > mouth > substance or parts of teeth > [noun] > junction of surfaces line angle1908 1908 G. V. Black Work on Operative Dentistry I. 295 Line angles. 1930 W. H. O. McGehee Text-bk. Operative Dentistry xi. 338 Flatten the gingival and axial walls, making a definite line angle at their junction. 1963 C. R. Cowell et al. Inlays, Crowns, & Bridges iii. 15 Complete the proximal box, using a chisel to plane its vertical walls and to sharpen the line angles. < as lemmas |
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