Preprogramming
[计] 预编程
🗣️ 情景例句
I understand you used to be in the construction business,
听说你过去从事建筑业
He that is master must serve.
主人必须会服务。
namely 6 million million miles.) Radio waves also travel at the speed of light,
即6万亿英里）。无线电波也是以光速传播的。