v. 保存不变 remain as before, retain; 留下，不拿出 retain

v. 使继续存在，不受损失或不发生变化 preserve, conserve, keep, ensure no damage or change

v. 向有关单位报告自己已经来到 to report one's arrival to the relevant unit

v. 维持（原状），使不消失或减弱 keep, maintain, preserve

v. 通过报纸、电视、网络等把新闻告诉群众report (news), cover in newspaper, on TV, on the Internet, etc.; n. 用书面或广播、电视形式发表的新闻稿news report in the form of writing, or over the radio

v. 把事情或意见正式告诉上级或群众 report, report events or opinions to one’s superiors or to the public; n. 用口头或书面形式向上级或群众所做的正式陈述 written or oral declaration made to a superior or to the public