Experimenting with a stylus instrument like needle on a tinfoil cylinder, Edison spoke into the machine.
经过运用唱针和锡瓶进行实验，爱迪生对著机器说话。
A metrology instrument, such as a probe, probe head, stylus or stylus arm, for mounting on a coordinate position apparatus.
一种度量仪器，例如探针、探头、触针或者触针支臂，用于安装在坐标定位仪上。
Not only is this pen designed to be used as a defense tool and writing instrument but it also has a very attractive appearance and can also be used as a PDA stylus or pen.
不仅是这支笔是设计用来作为工具，写文书，但它也有一个非常有吸引力的外观也可以作为一台PDA手写笔或钢笔使用。
Not only is this pen designed to be used as a defense tool and writing instrument but it also has a very attractive appearance and can also be used as a PDA stylus or pen.
不仅是这支笔是设计用来作为工具，写文书，但它也有一个非常有吸引力的外观也可以作为一台PDA手写笔或钢笔使用。
应用推荐