Gethostbyname
用名字获取主机
🗣️ 情景例句
Which newspaper do you read?
你看哪种报纸？
To prepare breakfast
准备早餐
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。