transducer

常见例句

They work by sending out pulses of high-frequency sound and then interpreting the reflections as images.To do all this, though, you need a device called a transducer.
它们的工作原理是通过发出高频声波脉冲并将反馈的信息转变成图像，为了实现这一过程，你还需要一个叫做变频器的设备。
Ultrasound scanners consist of a console containing a computer and electronics, a video display screen and a transducer that is used to scan the body and blood vessels.
超声波扫描仪由一个控制台（包含一台计算机和电子设备）、视频显示屏幕、一个传感器（用来扫描身体和血管）所组成。
Nor would he have known that ultrasonic vibrations from a plate-like transducer would shake those glass beads into the air to be tweezed and measured as they moved in suspension.
爱因斯坦也无法知道由盘型传感器产生的超声波振动能将空中这些玻璃微珠钳除，再在它们悬垂在空中移动时进行测量。

That surface wave, in turn, produces another electric signal, which is emitted via the transducer.
ECONOMIST: MONITOR
HSS' transducer is a 28-micron-thick plastic film that flutters when exposed to an electric field (because it is "piezoelectric").
FORBES: Technology
Norris also figured out how to achieve his sound effect using only a dinner-plate-thick transducer instead of bulky speaker cones.
FORBES: Technology