1·Where many accounts of recent Italian history have been prone to overheated rhetoric and cries of scandal, all three of these books are admirable for their sober, businesslike tone.
不少关于意大利最近历史的记述都流于过激的言辞和丑闻披露，而上述三本书却以其清醒，精干的语调见长。
2·The tone was no longer sardonic, but sober.
口气不再是讽刺，而是严肃。
3·Also, his poem tone has changed to sober middle age style from cold expression pattern and the poem inner structure has strengthened.
在写作文风方面其诗歌基调从前期的冷抒情转变为沉稳的中年写作，诗歌的内在张力强化；