A-c hum
[电] 交流声
🧩 词语组成解析
hum
[hʌm]
vt. 哼唱;
vi. 忙碌，活跃;发嗡嗡声;发出嘈杂声;
n. 嗡嗡声;杂音;哼唱的动作;
int. 哼;嗯;
🗣️ 情景例句
I have to take your measurements.
我必须要你的尺寸。
How long will it take for a letter to get to California?
你把信寄到加州要多长时间？
They are often more industrious, useful citizens than those who are never late.
他们与那些从不迟到的人相比，常常是更勤奋有用的公民。