Scintitomography
闪烁断层照相
🗣️ 情景例句
In my country, we get a couple of days off for Easter.
在我国，我们在复活节的时候有好几天的假期。
I would like to welcome you once again.
我向你们再次表示欢迎。
How many of you are making the trip?
你们有多少人去旅行？