adjective 下载 🔗分享 声的,声音的 Of or relating to sound. Examples : "The doctor used a sonic device to examine the baby's heartbeat. " 医生用一个声波设备来检查婴儿的心跳。 sound physics science technology 与AI对话词汇游戏阅读练习
adjective 下载 🔗分享 音速的,声速的 Having a speed approaching that of the speed of sound in air. Examples : "The supersonic jet made a sonic boom, startling the neighbors. " 那架超音速喷气机发出了音爆,吓了邻居们一跳。(Nà jià chāoyīnsù pēnqìjī fāchūle yīnbào, xià le línjūmen yī tiào.) sound physics technology technical 与AI对话词汇游戏阅读练习