Tomographic
[医]DSA体层摄影数字减影血管造影（术）
🗣️ 情景例句
Where's Mom?
妈妈呢？
How many yards are you going to get?
你要取几码？
He was on his way to a lecture, when a tourist stopped him and asked him for directions.
他走在去听课的路上，此时一位游客拦住他问路。