written pledge短语⁶⁸⁰⁴⁰ 基本例句 保证书 Those caught sending yellow ones risked having their phone’s text function blocked. Restoring it would require a visit to the police and a written pledge not to text smut again. 那些发送黄段子的人，他们手机的短信功能可能会被屏蔽，只有到派出所写下不再发送黄段子的保证书后才能重新开启短信功能。 yeeyan