帮忙分析一下这个英语句子,怎么翻译啊?要详细一点的.谢谢了
a passive verb or sentence has as its subject the person or thing to which an action is done, as in ‘His father was killed in a car accident.
尤其是第一个as应该怎么分析呢？是什么意思呢？ 句子成分怎么划分呢？