The concept of the subject being mainly concerned with attaining such a knowledge is totally untenable.
认为这一主题的内涵主要是为了获得这类知识这种想法是完全无根据的。Thus the idiom "Like the man from Qi who feared that the sky might fall" means to hold a needless or groundless fear or worry.
后来人们根据这个故事引申出“杞人忧天”这句成语，现在用来比喻不必要或无根据的忧虑和担心。whereas the rest of my advice has no basis more reliable than my own meandering experience. . .
而我的建议的其余部分除了我个人的曲折经历外，并无根据。Your belief in a unitary movement of life is just a groundless belief, lacking any certainty.
你对宇宙整体运行的信念不过是无根据的盲信，缺少确定性。It's a good idea also to ask team members to add any tasks they believe are missing and remove any that they think are unwarranted.
让团队成员也添加他们认为缺少的任务，并删除他们认为无根据的的任务，这样的做法很好。It was particularly galling to us that it was in answer to a baseless attack with heavy racial undertones.
尤其令我们难堪的是，他正带着浓重的种族主义腔调在回应一个无根据的攻打缘由。Schwartz said the effect of rocky market conditions is being exacerbated by baseless speculation.
施瓦茨称，无根据的猜测使贝尔斯登面临的市场环境更加恶劣。Russia, which used cluster munitions in its war with Georgia (which also used them), opposes "unjustified restrictions" on the weapons.
与格鲁吉亚战争中使用过集束武器的俄罗斯（格鲁吉亚也用过），反对对此武器实行“无根据的限制”。But groundless hope, like unconditional love, is the only kind worth having.
只有无根据的希望，例如无条件的爱，才是唯一值得拥有的东西。