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- A single lens in a pair of glasses; a monocle. 单片眼镜一对眼镜片中的一个单透镜；单片眼镜
- The engine is only firing on three cylinders. 这发动机只有三个汽缸工作。
- A single lens in a pair of glasses;a monocle. 单片眼镜一对眼镜片中的一个单透镜;单片眼镜
- The engine is only firing on three cylinders . 这发动机只有三个汽缸工作。
- A small simple eye, found in many invertebrates, usually consisting of a few sensory cells and a single lens. 单眼小而简单的眼，出现于多种无脊椎动物，通常含有一些感官细脆和单一眼睛水晶体
- A digital particle image velocimetry (DPIV) system comprising two CCD cameras and a single lens has been developed. 研制了双CCD单镜头DPIV系统,用于测试二维流场;
- Vistakon ---and its parent , J& J ---were willing to incur high manufacturing and inventory costs before a single lens was sold . 卫康公司和母公司强生公司在一副隐形眼镜尚未卖出之前甘愿承受高额生产和库存费用。
- Photos taken by DSLR (Digital Single Lens Reflex) cameras can not compete in amateur category. Photos taken by other types of cameras or cell phones can compete in any category. 单反相机作品不能参加业余组比赛，但可以参加其余组比赛，其他相机或手机作品任意类别都可参赛。
- three cylinder (reciprocating) pump 三缸泵
- three cylinder reciprocating pump 三缸泵
- three cylinder ( reciprocating ) pump 三缸泵
- A spokesman at Canon, the world's largest digital camera maker, said it would consider whether it needs to continue developing both compact and single lens reflex (SLR) film models because the markets for both are shrinking. 世界最大的数码相机制造者佳能的发言人说：在胶片紧凑相机和胶片单反相机市场迅速萎缩的情况下，公司考虑是否还要继续投入开发。
- Cooperating with Physics Department of Edinburgh University,the authors developed and finished PIV system comprising a single lens and 2-CCD with the algorithm of cross-correlation. The system has been used in many scientific research projects. 作者在与爱丁堡大学物理系合作的基础上 ,利用互相关分析方法 ,完成和完善了单镜头、双CCD的PIV系统 ,并已成功地应用在重点实验室的二维流速测量中
- Improvement for Fixing Gear Oil Pump of Three Cylinder Plunger Pump 三缸柱塞泵齿轮油泵安装方式的改进
- Digital Single Lens Reflex Camera 数码单镜头反光相机
- He blew out three candles with a single puff. 他一口气吹灭了三根蜡烛。
- digital single lens reflex camera DSLR 数码单反照相机
- Three episodes have been telescoped into a single programme. 把三集的内容压缩成了一个节目。
- He trudge three hour in the snow to get back home. 他在雪中跋涉三个钟点才回到家。
- Torsion Vibration Analysis of Crank-train for Three Cylinder Gasoline Engine 三缸汽油机的轴系扭振分析
