Diverticulogram
憩室(ｘ．线)造影照片
🗣️ 情景例句
It's about the size of the United States, but it has a population of only 16.5 million.
它和美国一般大，但人口却只有一千六百五十万。
I refuse to believe it!
我不相信那回事！
In the back row.
教室后排。