client：是20秒记一个单词第512个client 

client/'klaɪənt/ n. 委托人；当事人:点击收听音频跟读 ↓↓↓ ↓↓↓ ↓↓↓例句/词组:

a lawyer with many famous clients

接受许多名人委托的律师

英语解释：

a person who uses the services or advice of a professional person or organization 委托人；当事人: