1.She was sleeping in her car when someone—evidently trying to steal her car radio—was surprised by her, and slashed her throat with a knife.

【 参考译文】有人--显然是试图偷她的汽车无线电时--发现她睡在汽车里，并用刀子将她的喉咙砍伤。

【结构解析】句子的主干是“She was sleeping...when someone...was surprised...and slashed...”。

2.We regard it with the silence with which one sees everything in this city—the silence of blase acceptance.

【参考译文】我们在沉默--容忍厌于享乐的沉默--中接受这件事，就像接受这个城市发生的一切事情那样。

【结构解析】句中的"which"指“silence”，“the silence of blase acceptance”做补充说明，修饰“silence”。