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- Optical reflector: parabolic arch design, reasonable light distribution, surface anode under oxidation treatment, high-efficiently diffuse reflectance. 抛物线弧形设计，配光合理，表面阳极氧化处理，能高效漫反射。
- The arch axis of arciform aqueducts formed by the continuum topology optimization method was compared with the circular arch axis and the parabolic arch axis of the same span. 结果表明，由结构拓扑优化方法生成的拱轴线，自重作用下的弯矩值以及相同均布荷载作用下的应力值都比相同矢跨值的圆弧拱轴线和二次抛物线拱轴线小。
- Analysis of Internal Forces of Bamboo- weaved Concrete Methane Generating Pit Models with Parabolic Arch Structure Surface 抛物线拱型竹编水泥沼气池模型内力分析
- The arch has a span of 60 metres. 那个拱的跨度为60米。
- The Constructing Craft Research of Regulating Transverse Slope by Making the Appropriate Parabolic Arch of Soft Ground Section 软基路段适度抛高调整横坡施工工艺探讨
- The boy walks through the undecorated arch. 那男孩走过未经装饰的拱门。
- 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
- parabolic arch 抛物线拱
- Reaction rates o-bey a parabolic line law. 反应速率服从抛物线定律。
- The third kind of solar oven is parabolic cooker. 第三种太阳能烤箱是抛物线形的炊具。
- 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
- Parabolic dunes are the opposite of barchan dunes. 新月型沙丘则跟弧形沙丘相反。
- The third kind of solar oven is a parabolic cooker. 第三种太阳灶是抛物面式炊具。
- 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。
