sound
一声不响
keep totally silent
一声令下
issue a command
总工会一声号令，全线工人都罢了工。
The trade union issued an order, and all the workers went on strike.
汉译英翻译词典收录86165条汉英翻译词条，基本涵盖了全部常用中文字词的英语拼写、翻译、音标、读音、用法、例句等，是英语学习的有利工具。