end instrument

基本解释

A means of achieving an end; an instrument or agent.
媒介，手段达到目的的途径；手段或媒介。
However, the zero established in this manner is useful only for verification purposes and is of no value in the end application of the instrument.
然而，用这种方法得到的零点只能用于校验的目的，而不适合用在仪器的最终应用中。
Grins broke out in the audience during the climactic passage where the pianist pounds the lower end of the instrument in tandem with the timpani and bass drum.
笑着爆发出观众在气候通过那里钢琴家磅的低端仪器结合定音鼓和低音鼓。
etjy.com

And not just a camera but there are also tools on the end of these things so you can cut and you can do manipulations through this instrument.
除了摄像头外,在关节镜的末端还有其他的器械,你可以体外操纵这些器械进行切割等操作
耶鲁公开课 - 生物医学工程探索课程节选

Wheels, instrument panels and front-end modules are delivered in the same manner, but they don't arrive on trucks.
FORBES: Magazine Article
The other end of the cable clips on to an instrument known as a speculum, which is used to keep the vagina open during the examination.
ECONOMIST: Taking the heat out of gynaecological examinations