promptness的读音 promptness中文意思

英音  [prɒmptnəs] 
美音  [prɒmptnəs] 
n. 敏捷,迅速,机敏
promptness 用法和例句
Many people think that the word " tip " is an acronym for " to insure promptness . "
许多人都认为“tip”一词是“toinsurepromptness”的简称。
At that time , every local hotel had a special bowl on its tables , on which wrote " to insure promptness " .
那时,当地酒店的餐桌上一般都摆着写有“toinsurepromptness”(保证及时服务)的碗。