For years, blatantly false assertions have gone unchallenged...多年来，一些明显错误的断言都没有受到质疑。They will not allow your more way-out ideas to pass unchallenged.他们不会放过你这些古怪的念头的。...the man who has led his party unchallenged for over ...
Twelve Cubans left the embassy after sheltering there for several days.12名古巴人在大使馆藏身了几天后离开了。As for Cubans themselves, their spirit was high.至于这些古巴人, 他们情绪高涨.There are Cubans who have fallen defending his doctrines.有古巴人为保卫他...
good-bye的近义词有：farwell, good-bye。下面这两词均有"再见"的含义：farwell：较正式用词和修辞用语。多用于亲友到远处去要长时间后才可见面的情景，隐含"永别"或"不易再见面"的意味。good-bye：口语中的普通用词，是"Good be with you"的缩略形式，多用于亲友暂时离开的情景。...
They are uncertain about what to do next.他们不知道下一步该做什么。For a minute he looked uncertain, and then recovered his composure...有一小会儿他看上去有些迟疑不定，之后又恢复了镇定。Students all over the country are facing an uncertain future.全国各地学生前途未卜。...