noun 下载 🔗分享 磁变仪，磁力仪 An instrument used to measure variations in a magnetic field. Examples : "The geology student used a variometer to detect subtle changes in the magnetic field beneath the rock formations. " 地质系学生用磁变仪来探测岩层下方磁场的微小变化。 technology physics device electronics science 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 升降速度指示器，爬升率指示器 A rate-of-climb indicator. Examples : "The glider pilot checked the variometer frequently to see how quickly the aircraft was gaining altitude in the rising air. " 滑翔机飞行员经常查看升降速度指示器，以了解飞机在上升气流中爬升的速度有多快。 technology device vehicle sailing technical 与AI对话词汇游戏阅读练习
