Skitron
暗迹(示波)管, 阴[黑]影管(一种 Ｘ光管)
🗣️ 情景例句
How do you spell it?
如何拼写？
Will you speak up, please?
请你大声一点好吗？
You'd better stay in bed till tomorrow. If you're not better by then, I'll take you to see the doctor.
你最好是在床上躺着，一直到明天。如果还不好，我再带你去看医生。