noun 下载 🔗分享 增氧器,充氧设备 Any device that releases oxygen (or air) into water, especially one in an aquarium Examples : "My little brother added an oxygenator to his fish tank to help his goldfish breathe better. " 我弟弟在他的鱼缸里加了一个增氧器,让他的金鱼能更好地呼吸。 device fish technology environment machine biology science 与AI对话词汇游戏阅读练习