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
I heard the professor of that class is very good.
我听说那个班的教授很好。
Poverty is not a disgrace,but theft is a disgrace.
贫穷不可耻，偷窃乃足羞。
The children started to walk around the island.
孩子们开始绕着小岛散步。