您要查找的是不是：
- Unexpected were some double bands of preprophase-band microtubules in a small population of cells;their functions are still unknown. 在少数分裂前期的细胞中, 发现细胞具有2条早前期微管带, 其具体功能还不清楚。
- The comparison is the base of aircraft's identification technology, especially of double bands identification technology. 为实现对飞机真假目标的识别，尤其是红外双波段识别，提供了理论基础。
- 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。
- Double medium blue/lighter band, white edge. 重瓣中蓝色花，比较亮的晕边，白色细镶边。
- Can anyone in the band double in brass? 乐队中有人能兼奏其它乐器吗?
- 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。
- Please double up the chair and put it aside. 请把椅子折起来放在一边。
- For strong sewing use double, not single thread. 为了缝得牢，用双线，而不要用单线。
- Do you want a single room or a double room? 您要单人房还是双人房？
