您要查找的是不是：
- A comb with metal teeth, used for grooming horses. 马梳一种用来梳刷马匹的带有金属齿的梳子
- This is a device for squaring the circle. 这是一个不可能实现的方案。
- A device for equalizing pressure or strain. 均衡器用来使电压或电流保持平稳的设备
- A device for indicating wind direction. 风标用来显示风向的设施
- A machine or device for separating cream from milk. 乳脂分离器一种把乳脂从牛奶中分离出来的器具
- A device for igniting the charge of a firearm. 枪机一种用来点燃火器中火药的装置
- They use television advertising as a device for stimulating demand. 他们利用电视广告作为刺激需求的方法。
- A device for projecting sound waves, as in a loudspeaker. 角状扩音器一种用来产生声波的装置，如扬声器
- A device for guiding a tool or for holding machine work in place. 夹具，装配架导引工具或使机器固定在适当位置上运转的设备
- A mechanical device for lighting a cigarette, cigar, or pipe. 打火机点燃香烟、雪茄和烟斗的机械装置
- A toothed device for crushing and beating flax or hemp. 剥麻机挤榨和打碎亚麻或大麻的具齿装置
- A device for measuring the head. 头测量器测量头颅的仪器
- A device for measuring the speed of sound in water. 速度计，速度表用于测量声音在水中的速度的仪器
- A device for applying a lubricant. 润滑器由于加润滑剂的器具
- A device for counting the number of red blood cells in a blood sample. 红细胞计数器血液中用来计算红细胞个数的一种装置
- A grappling device for dragging bodies of water, such as lakes or rivers. 抓钩一种用于拖拉湖泊或河流上船只的钩状物
- A machine or device for raising, compressing, or transferring fluids. 抽水机一种用来提升、压缩或输送液体的机械或装置
- The cooling device for the package. 套件的降温设备。
- The school, famous for grooming some of the world's top hoteliers, says that in many hotels “guest relations” staff are now taking the place of the concierge. 这所学院为很多世界顶级酒店培养了服务人才，但他表示，在很多酒店，“顾客关系”员工正在取代门房。
- An idcal device for cutting granite or marble. 是切割花岗岩或大理石薄板的理想设备。
