Jayla
[人名] 杰拉
🗣️ 情景例句
and I will bring the cola and the plastic cups.
我拿可乐和塑胶杯来。
Today English is the international language of business and trade.
如今英语是商务和贸易的国际性语言。
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。