分词翻译
事的英语翻译：
accident; affair; be engaged in; business; job; matter; responsibility; serve
thing; trouble; work故的英语翻译：
reason; cause; hence; therefore; die; former; old; friend; happening
on purpose伤亡的英语翻译：
casualties; casualty; injuries and deaths; loss
【医】 casualty调查报告书的英语翻译：
【法】 investigation report
