Macrooscillograph
常用示波器, 标准示波图
🗣️ 情景例句
I'll be in the front office all day.
我整天都在总办公室。
Absence sharpens love, presence strengthens it.
相聚爱益切，离别情更深。
Can you see Gum Tree? It's only a small village.
你能找到它吗？它只是个小村庄。