caller

n. 訪客、召集員、傳喚員

a. 新鮮的

呼叫方標識

學術名詞

• 呼叫者：電機工程、電力工程
• 呼叫程式：資訊
• 主叫用戶：通訊工程
• 發話人：通訊工程

英文釋義

1. a social or business visitor
2. an investor who buys a call option
3. the bettor in a card game who matches the bet and calls for a show of hands
4. a person who announces the changes of steps during a dance