The device will be in production by the end of the year.
该装置将於年底投入生产.
A name, symbol, or other device identifying a product, officially registered and legally restricted to the use of the owner or manufacturer.
商标，牌号标明产品的名字、符号或其它设计，经过正式注册，并只合法地限于其拥有者或制造商使用
The device had undergone extensive testing.
这种装置经受过广泛的试验。
