Individual trunk
[电] 独用中继线
🧩 词语组成解析
🗣️ 情景例句
Let's go have some Michigan burgers and fries.
我们点密歇根汉堡和薯条吧。
We are in the same boat, we both failed the exam.
我们都一样，考试都没及格。
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。