A fixed or removable replacement for one or several but not all of the natural teeth, usually anchored at each end to a natural tooth.
假牙上的齿桥固定的或可移动的假牙，是真牙的替代物，通常两端都与真牙缚住
A hinged or removable section for a table top.
活动桌面桌子上部有铰链连接或可移动的部分
An output unit that directly produces a hard copy record of data on a removable medium, in the form of a two-dimensional graphic representation.
一种输出设备，将数据以二维图形表示方式直接在可移动的介质上产生硬拷贝记录。
