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- 三角牙trigonodont
- 三角牙，三角齿trigonodont
- 满口的三角牙证明皱鳃鲨是凶猛的捕食者，但科学家认为它不会攻击人类。With a mouthful of three-pointed teeth, the frilled shark may be a fearsome hunter, but it's considered harmless to humans.
- 倒牙螺丝buttress thread
- 双头牙螺丝DOUBLE END SCREWS HANGER BOLT
- 角牙[医] corner teeth
- 不锈钢粗牙螺丝STAINLESS STEEL COARSE THREAD SCREWS
- 三角(n) a triangle
- 不锈钢高低牙螺丝STAINLESS STEEL HIGH-LOW THREAD SCREWS
- 他们每度电付三角钱。They pay thirty fen per kilowatt hour.
- 三角穹圆顶pendentive dome
- 该件产品为一矮桌，带两只抽屉，配雕刻角牙，卷书腿，非常大方雅致，作茶几使用。欢迎大家参阅购买。This is low desk with two drawers and beautiful carving, used as tea table.
- 三角帽一种帽沿的三边都朝上翻起的帽子A hat having the brim turned up on three sides.
- 三角网triangular mesh
- 特大的三角帆parachute spinnaker
- 我们三方可进行三角贸易。A triangle trade can be carried out among the three of us.
- 三角多项式trigonometric polynomial
- 半三角的semitriangular
- 三角藻Sargassum tortile
- 三角法测高器trigonometrical hypsometer
