Plethysm
器官血量变化
🗣️ 情景例句
You should save some money in case of urgent need.
你应该存点钱以备不时之需。
I am very happy that you have come all the way from the United States to visit our company.
您不远千里从美国来我公司访问，我们感到非常高兴。
No, they aren't.They are Norwegian.
不，他们不是丹麦人。他们是挪威人。