Rach
abbr. 随机接入信道（Random Access Channel）
🗣️ 情景例句
He's always made me feel like his own daughter.
他总是让我觉得我是他的亲生女儿。
Do you have glue? I need some here.
你有胶水吗？我这里需要一点。
What's the doing?
她在干什么？