Monopoler
n. 【电工学】单极；(磁)单极子；【无线电】单极天线
🗣️ 情景例句
It's seventy-five cents for adults and thirty cents for children under twelve.
大人75美分，12岁以下的小孩30分。
I'm not sure. I'll have to think about it.
我现在不敢说定，我得考虑一下。
It's a long story.
说来话长。