1.train crash 火车相撞

例句：A train crash in eastern China has killed at least 32 people and injured about 90.
中国东部发生火车相撞事件，造成至少32人死亡，大约90人受伤。

2.rescue services 救援服务

例句：The three diving vessels are to enhance diving rescue services.
增加三艘潜水船只，旨在加强潜水救援的服务。
3.dead and injured 伤亡人员
例句：Gaza has one of the youngest populations in the world, which is one factor in the high proportion of children among the dead and injured.
加沙是世界上年轻人口比例最高的国家之一，这也是为什么有很大比例的儿童在战争中死亡或者受伤。

4.anonymous call 匿名电话

例句：An anonymous call lead to the recovery of the steal jewel.
匿名电话导致被盗珠宝失而复得。