Gastroenterol
abbr. gastroenterology 胃肠病学
🗣️ 情景例句
No admittance except on business.
非公莫入。
This has been a very confusing time in my life.
现在，是我的人生中最混乱茫然的时期。
We may have to back order three items on this order.
这次订的货有三个项目必须要晚点才能交货。