1.In Mrs. Dashwood's estimation he was as faultless as in Marianne's; and Elinor saw nothing to censure in him but a propensity, in which he strongly resembled and peculiarly delighted her sister, of saying too much what he thought on every occasion, without attention to persons or circumstances.

【难句解析】in which引导的非限制性定语从句修饰propensity，of引导的结构是propensity的同位语，指代其具体内容；

【句子翻译】威洛比在达什伍德太太眼里和在玛丽安眼里一样，也被视为完美无缺。埃丽诺觉得他没有什么可以非议的地方，只是他有个同她妹妹十分相似、因而使妹妹特别喜爱的倾向，这就是在任何

时候，对自己的想法谈论得太多，不看对象，不分场合。

2.Marianne began now to perceive that the desperation which had seized her at sixteen and a half, of ever seeing a man who could satisfy her ideas of perfection, had been rash and unjustifiable.

【难句解析】句子的主干是Marianne...perceive...the desperation had been rash and unjustifiable; of...her ideas of perfection结构是desperation的同位语；

【句子翻译】玛丽安现在开始领悟到：她十六岁半就产生一种绝望情绪，认为一辈子也见不到一个使她称心如意的理想男人，这未免过于轻率，毫无道理。