Fluctuating noise
[电] 增减起伏杂音
🧩 词语组成解析
v. 波动（fluctuate的ing形式）
noise
[nɔɪz]
n. 噪音;嘈杂声，喧闹声;声音，声响;杂音;
vt. 谣传;哄传;传说;
vi. 发出声音;大声议论;
🗣️ 情景例句
He wrote some nice articles on Mom
他写了一些介绍妈妈的好文章
You'll have to decide whether you want to pass your examinations or just have a good time.
你必须决定你是想通过考试还是好好玩一玩。
Five days ago, the policeman told him, the bicycle was picked up in a small village four hundred miles away.
那位警察对他说，那辆自行车是5天前在400英里外的一个小村里发现的，