swing dials

• 转盘

swing dials的用法和样例：

例句

1. This one had numbered dials that could be turned to add or subtract columns of numbers.
   这部机器上标有数字的转盘能转动来加减成串的数字。
2. The centre panel houses an audio system, climate control dials, and other amenities.
   该中心的一个小组房屋音频系统，气候控制转盘，和其他设施。