Oscillograpg
[机] 示波图
🗣️ 情景例句
I wasn't born yesterday.
我又不是三岁的孩子。
He has that book, doesn't he?
他有那本书，是吗？
They are not anxious social climbers, and they have no devotion to material things.
他们不热衷于向上爬，也不一味追求物质享受。