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- planar double enveloping hourglass worm gearing 平面二次包络环面蜗杆
- A Discreet Model of the Planar Double enveloping Toroid Worm Gear 平面二次包络蜗轮真实齿面的离散模型
- Planar double--enveloping worm gearing geometrical data symbols 平面二次包络环面蜗杆传动几何要素代号
- A Interpolating Method of Rebuilding the Planar Double - Enveloping Toroid Worm Gear 平面二次包络蜗轮齿面的插值重构建模
- planar double - enveloping 平面二次包络
- A planar region bounded by a circle. 圆形区，圆形空间被圆所包围的一个平面区域
- He is working double tides to finish his essay. 他日夜苦干，赶写他的文章。
- I do not realize it is a double feature. 我原先不知道这是双片连映。
- Double agents live in a perpetual state of fear. 两面派永远过着提心吊胆的生活。
- I want a double room with a view. 我要一间能看到风景的双人房间。
- He was so fat that he had a double chin. 他胖得有双下巴了。
- The carpet is too thick to double up. 这地毯太厚没法折叠。
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
- Reserve double room June fourth to tenth inclusive. 预订双人房间，六月四日至十日，共六晚，望订妥复电。
- In this case, I can double for penalty. 假如这样的话，我可以叫加倍了。
- Can you tell me the rate for a double room, please? 请告诉我一间双人房的费用可以吗？
- The soldiers came at the double. 士兵们是急行军来的。
- A couch performs a double service. 躺椅有双重的服务。
- Look, double yellow lines you mustn't park here. 喂，这是双黄线--不能在这儿停车。
- A planar surface of a geometric solid. 表面几何图形的多面体的表面
