Admittedly, this isn't the first vibrating ring on the market.

诚然，这并不是市面上第一款振动戒指。

youdao

The DLS magnetic separator is mainly composed of high frequency vibrating mechanism, ring, exiting coils, upper and lower yoke and varies ore buckets, water supplying devices.

磁选机主要由高频振动机构、转环、励磁线圈、上下铁轭及各种矿斗、供水装置等组成。

youdao

This paper studies the stator vibration of an induction motor with square frame, and presents a novel multi-degree vibrating model which is superior to the conventional double-ring one.

对方形机壳异步电动机的定子振动分析模型作了研究，给出了一种比双环模型更适用的多自由度模型，并对典型结构的方形异步电机进行了实际分析。

youdao

Daniels told me that Walgreens has been selling a Trojan vibrating ring on its shelves since 2006 (except in the seven states where it is illegal to do so).

FORBES: Trojan: US Market Size For Vibrators $1 Billion, Twice The Condom Market Size