wristband
n. 腕套，腕带；手表带，手镯；袖口
例句
The wristband communicates with the home system wirelessly.
腕表跟系统可以无线沟通。
The Q Sensor takes the form of a wristband, similar in size and shape to a watch.
Q Sensor 呈腕带造型，与手表外形大小类似。
A functioning prototype of the wristband technology exists, but it's still too bulky.
一个能实现这些功能的腕表模型已经存在，但它目前还是过大。
