Chromosorb
红色硅藻土色谱载体
🗣️ 情景例句
Come on, Robbie.
走吧 Robbie。
Tell me, is it a boy?
喂，你是男孩吗？
When you type a letter, the writing appears on a screen in front of you and is recorded onto a computer disk.
当你打一封信时，字迹出现在你前面的屏幕上并顾在电脑的磁盘里。