Caller identification
主叫用户识别
🧩 词语组成解析
caller
['kɔ:lə]
n. 呼叫者;召集者;访问者;打电话者;
adj. 新鲜的;
🗣️ 情景例句
Fine. How much would you like to exchange, sir?
好的。您要兑换多少呢，先生？
To sing a song
唱歌
You should have a mind of your own.
你必须有自己的主见。