民意調查的用法和樣例：
例句
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一份最近的民意調查表明，大多數人對不斷增長的犯罪率表示憂慮。
A recent survey of public opinion shows that most people are worried about the increasing crime. -
推出新的服務方式前，公司進行了全國範圍的民意調查。
Before starting the new service, the company carry out nationwide opinion poll.
