Oscilloscopy
示波术
🗣️ 情景例句
There are several tours of the Grand Canyon.
到大峡谷有好几个旅游团。
I often go home at noon.
我常常在中午回家。
eat less, find more time to play with the children, do a thousand and one jobs about the house,
吃得少些；多花点时间与孩子们一起做游戏；做大量的家务；