Tomographic
[医]DSA体层摄影数字减影血管造影（术）
🗣️ 情景例句
I called my parents from the airport.
我从机场打电话给我父母。
He was anxious about his son's safety.
他担心他儿子的安全。
Take a seat please, make yourself at home.
请坐，随便一点。