unnervev.使气馁;使丧失勇气;使焦躁
unnaturaladj.不自然的;反常的;不近人情的
unnecessary man多余人
unnecessary words冗余词
unnecessary delay不必要的耽搁/推迟
Unnecessary rooms不必要的空间
unnecessary luxury不必要的奢侈品
unnecessary relief不必要的安慰
unnecessary travel不必要的旅行
unnecessary injury不必要伤害
Speaking later in the day from the same podium, Prime Minister Gordon Brown of Britain said, "I stand here to reaffirm the United Nations charter, not to tear it up.目标不确定性
unnecessary anxiety不必要的烦恼