Ramimediastinales
纵隔支
🗣️ 情景例句
Telephone Mrs. Zaskey at the advertising agency.
打电话给广告代理Zaskey夫人。
You never know what you can do till you try.
事非经过不知难。
Thank you, I'm glad to be here.
谢谢，我很高兴到这里来。