Tomographic
[医]DSA体层摄影数字减影血管造影（术）
🗣️ 情景例句
No problem.
没问题。
I was about to leave.
我正要出门。
The big clock which used to strike the hours day and night was damaged many years ago and has been silent ever since.
教堂的钟很大，以前不分昼夜打点报时，但很多年前遭到毁坏，从此便无声无息了。