例121　They should be quick to respond to letters to the editor, lest animal rights misinformation go unchallenged and acquire a deceptive appearance of truth.

【结构分析】句子的主干是They should be quick to respond to letters to the editor，后面是条件句lest，翻译成以免，条件句的主语是animal rights misinformation，第一个动词是go，第一个表语是unchallenged，第二个动词是acquire，第二个宾语是a deceptive appearance of truth。

【亮点回放】此句话的亮点在于后面的条件句，而且还是个并列句，lest句型是个很重要的句型，比如I take an umbrella lest it will rain。

【核心词汇】

quick to respond to　迅速回复

letters to the editor　回复读者来信

lest　以免

animal rights misinformation　动物权利的错误信息

go unchallenged　不受质疑

acquire a deceptive appearance of truth　披上真理的骗人外衣

【参考译文】他们应该迅速回复读者来信，以免动物权利的错误信息不受质疑、披上真理的骗人外衣。