The famous letter by President Lincoln to Mrs.Bixby well illustrates the deep feeling of regret and understanding so essential in writing such a letter.是什么意思_The famous letter by President Lincoln to Mrs.Bixby well illustrates the deep feeling of regret and understanding so essential in writing such a letter.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句