英语语法分析

To do all this, though, you need a device called a transducer.

但完成该过程，你不能缺少一台叫做‘压电式换能器’的设备。

The transducer is a small hand-held device that resembles a microphone, attached to the scanner by a cord.

该传感器是一种小型手持设备，像一个麦克风，通过连接线连接到一个扫描仪。

To make a transducer by painstakingly micro-machining a brittle block of ceramic material can take many hours of work, though.

但是制造一个换能器需要利用微机械技术，在一块质地脆硬的陶瓷材料上精心加工，耗费数个小时才能完成。