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- Keywords extraoral arch;lip bumper;angle II;distalization of upper molar; 口外弓;唇档;安氏II类;磨牙远移;
- The Clinical Study of Distalizing upper Molars by Palatal Opening Spring with Extraoral Arch 腭侧螺旋推簧配合口外弓推磨牙向后的临床研究
- Keywords molar distalization;Greenfield Molar Distalization（GMD） appliance;pendulum appliance;extraoral arch; 上颌磨牙远移;GMD矫治器;钟摆矫治器;口外力;
- The arch has a span of 60 metres. 那个拱的跨度为60米。
- The boy walks through the undecorated arch. 那男孩走过未经装饰的拱门。
- extraoral arch 口外弓
- They considered him their arch opponent. 他们将他看成是主要对手。
- Marble Arch is a famous London landmark. 大理石拱门是著名的伦敦标志。
- Go through the arch and follow the path. 穿过拱门，沿著那条路走。
- Have you been to the Triumphal Arch? 你去过凯旋门吗？
- The keystone in the crown of an arch. 拱顶石位于拱顶的塞缝石
- An arch over an entrance or passageway. 拱门，牌楼入口或通道上的拱顶
- The arch of short hairs covering this ridge. 眉毛覆盖于眉上的拱状短毛
- Extraoral anchorage was only used in 11 cases. 仅11例病例使用口外支抗。
- A pillar, rectangular in cross section, supporting an arch or roof. 支柱交叉处的长方形柱子，支撑一个拱顶或屋顶
- The trees overhung the brook forming an arch of branches. 那些树伸向小溪上，形成一道树枝的拱门。
- Forming an arch or a curve like that of an arch. 拱形结构的形成拱或类似于拱的曲线
- Song extraoral commercial operation of the British alone. 宋启英独自经营口外商业。
- It is the graft of the pointed upon the round arch. 这是尖拱式样嫁接于开阔穹窿的一种风格。
- The arch has a span of 60 meters. 拱门的跨度为60米。
