1. In spite of several highly modern mass communication tools, the power of the word remains
unchallenged.
虽然有很多的高度现代化的大众传播工具,言语的力量仍然是不可挑战的。
2. Octavian returned triumphantly to Rome in 29 BC as
unchallenged master of the whole of the Roman territories.
公元前29年,屋大维班师回到罗马,此时已身为罗马帝国至高无上的统治者。
3. This record may well remain
unchallenged: sales of albums have suffered as pop fans these days prefer downloading individual tracks from the internet.
这个记录将很难被改写:随着流行乐迷变得青睐从因特网上下载单曲,唱片的销售近来一路下降。