Upper sideband
[电] 高边带
🧩 词语组成解析
upper
['ʌpə]
adj. 地位较高的;上面的;内地的;地表层的;
n. 鞋帮，靴面;兴奋剂;令人兴奋的经历;
[电] 边带
🗣️ 情景例句
I hate to bring this up, but this is a nonsmoking zone.
对不起提醒一下，这儿是禁烟区。
A bad workman quarrels with his tools.
拙匠常怨工具差（人笨怨刀钝）。
The doctor examined the soldier's wound carefully.
大夫仔细检查了战士的伤口。