Menger
[人名] 门格
🗣️ 情景例句
Zip it!
闭嘴！
We are sure the contract can be carried out smoothly.
我们确信合同会顺利执行的。
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。