Compound magnet
[电] 复磁铁
🧩 词语组成解析
magnet
['mægnət]
n. 磁铁，磁石;有吸引力的人或物;[物]磁体;
🗣️ 情景例句
It's an excellent title.
这是个绝妙的书名。
I have been told you have just changed the interest rate on savings accounts. Is that true?
听说你们储蓄率刚调过，是真的吗？
This depends on the precise radio frequency of the 21-cm wavelength, or 1420 megacycles per second.
这种通讯联系要靠21厘米波段，即每秒1420兆周的精确无线电频率。