Oscilloscopy
示波术
🗣️ 情景例句
Collecting matchsticks was fun, until that fateful day one of them caught alight.
收集火柴是一种乐趣，除非一天其中一根火柴不幸燃烧起来。
That's international practice. We can't break it.
这是国际惯例，我们不能违背。
Neither you nor he is wrong.
你没错，他也没错。