noun 下载 🔗分享 齿轮,齿轮装置 A wheel with a toothed rim, intended to engage with others, or similar equipment, to form a gear Examples : "The old clock's gearwheels turned slowly, marking the passage of time. " 老钟的齿轮缓缓转动,记录着时间的流逝。 machine technical part device system industry technology 与AI对话词汇游戏阅读练习