Rach
abbr. 随机接入信道（Random Access Channel）
🗣️ 情景例句
There are hors d'oeuvres at the table, fruit punch at the bar.
在桌子上有小菜 柜 有水果调味饮品。
The master always exacts quality work from his students.
老师常常要求学生们认真踏实的完成功课。
At high speeds, falling cats have time to relax.
在高速下落中，猫有时间放松自己。