词汇	超硬质人造石
释义	超硬质人造石医extra hard dental stone
随便看	the sages the sagger makers The sagging cot was a poor apology for a bed the sagging doors and windows The sagging economy has finally bottomed out the sag in automobile sales The sago for bites the sahara the Sahara the Sahara desert the Sahara Desert the said the said company the said contract the said person the said points the said witness The sail bellied out in the wind The sailboat compassed the island The sailboat hauled round The sailboat hauled round into the wind The sailboat hauled round [into the wind] the sailboat keeled over in the storm The sailboat keeled over in the storm The sailfish is the fastest