a written request的用法和样例：
例句
- A special plenary session can be held after the President permits or over half of the committee members put forward written applications.
经主席决定或超过半数的委员提出书面要求，可以召开特别全体会议。 - The written demand, filed Thursday in federal court, asks a judge to force Donaghy to pay the sum as restitution in his gambling case.
这个书面要求周四在联邦法院被递交，请求一位法官强制多纳蒂赔付这个总额，作为他赌博官司的罚款。
