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- Three speed playback allows the user to slow down or speed up playback for purposes of transcription or note taking. 3允许用户回放速度放慢或加快播放或转录为笔记.
- The first switch, three speed fan control switch speed, low, or medium, or high ((no fan off position). 第一个按钮，风扇速度转换控制：低、中、高（没有风扇关闭按钮）
- A163 is the model of three speed adjust doorcloser, the loading weight is 45-75kg and doorsize is 800-1200mm. 此款三段调节闭门器A163 承重力为45-75KG;适合门扇大小是800-1200MM.
- Harley-Davidson motorcycles are now available with three speed sliding-gear transmissions with final and primary drive on the same side. 哈雷戴维森摩托车开始使用主副减速器在同一侧的三速滑动齿轮传动系统。
- In a mobile office set up near the starting chutes 13 route editors, three speed setters, three managers, a statistician and a strategist waited for the DARPA CD. 他们在起点斜坡道附近设置了行动办公室，其中有13个人处理路线编辑、三个人设定速度、三个人负责控管协调，还有一个统计专家和一个策略专家，在这里等著DARPA的光碟片。
- The machine can control 6 frequency converters with isochronous speed control The machine can run at three speed modes,that is,uniform velocity,sectional running and two-section random running. 本机可控制六台变频机，且具有同步随机运行三种方式。本机可实现匀速运行，分段运行和两段随机运行三种方式。
- Target recognition rates, under the three speeds, increase by about 20% in evolutional generation (EG) ranges, of SGGA, from 5 to 10 and from 10 to 15. 随机梯度遗传算法进化代数从5增加到10以及从10增加到巧时，三个航速下的目标识别率按照接近20%25的比例增加。
- Model XAL-1450Vertical Fabric Splitting Machine:three speeds(20,29,38 rpm)are realized at the output shaft of the main trasmission,which can be altered by operating the handle. XAL-1450立式裁布机主传动部分变速箱的输出轴有 20，29，38转/分三种速度，可搬动手柄进行变速。
- 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。
- Target recognition rates,under the three speeds,increase by about 20% in evolutional generation(EG) ranges,of SGGA,from 5 to 10 and from 10 to 15.The rates inch up in EG ranges from 15 to 20 or upward. 随机梯度遗传算法进化代数从5增加到10以及从10增加到15时;三个航速下的目标识别率按照接近20%25的比例增加.
- Our family reunions are always three ring circus. 我家合家团聚的场面总是热闹非凡。
- The train arrived on the dot of three o'clock. 那辆火车三点钟准时到达。
- Her family lives three li away from her school. 她家住在离学校有三里路的地方。
- We spied three figures in the distance. 我们望见远处有三个人影儿。
- The earthwork was cast up in three hours. 土方工程在三小时内就完成了。
- It's three blocks straight ahead. 一直往前走过三个街区就是。
- The investigator will be divided into three groups. 所有的调查员将被分为三个小组。
- Three people can sit in the back of this car. 这车的后座可坐3个人。
- I did the calculation by the rule of three. 我是根据比例运算法则计算出来的。
- He is on night duty three days a week. 他一个星期要上三天夜班。
