The world is tired of the death blurting out or muttering again and again.这些辞就是一堵墙.She can hear the old woman muttering about consideration.她能听到那个老妇人小声咕哝说考虑考虑。He was in a right tizzy, muttering and swearing.他心情非常烦乱，嘴里咕咕哝...
He heard muttering from the front of the crowd.他听到人群前面有人在小声嘀咕什么。He was in a right tizzy, muttering and swearing.他心情非常烦乱，嘴里咕咕哝哝地咒骂着。She can hear the old woman muttering about consideration.她能听到那个老妇人小声咕哝说考虑考虑。...
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。...