| 释义 |
圆孔 yuánkǒnga round hole圆孔yuánkǒnground hole圆孔 yuán kǒng fenestra (pl. fenestrae); circular hole; round hole; circular aperture 圆孔锯 crown saw; hole saw圆孔n.Burr(从金属板上冲下的)圆片;(冲在金属板上的)圆孔圆孔circular aperture圆孔foramen rotundum圆孔circular hole圆孔Round foramen圆孔round hole |