Authentification
n. 证实, 认可
🗣️ 情景例句
Concerned about whom?
为谁担心
The accident held the train up for an hour.
那事故使火车延误了一个小时。
The only passengers, a young woman and her two baby daughters, were unhurt.
机上仅有的乘客，一位年轻的妇女和她的两个女婴却平安无事。