Negotiators
n. 磋商者（negotiator的复数形式）
🗣️ 情景例句
I need to post a letter.
我得去寄封信。
My boyfriend is against me going too.
我的男朋友也反对我去。
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。