To be true, it is rather pessimistic to assume that civilizations on other planets have the same selfdestructive urges . 诚然,假定别的行星上的文明社会也具有同样的自我毁灭力量那定是相当悲观的。
Once the responsibility for putting the army across was definitely thrust upon the navy, the german admiralty became consistently pessimistic . 当把运送陆军的责任明确地交给海军以后,德国海军部就一直表示悲观。
This view was a necessary consequence of his pessimistic estimate of human beings as selfish, uncooperative, and pugnacious creatures . 这种观点是他那种把人类看成是自私自利的、不可合作的、寻衅好斗的动物的悲观主义观点的必然产物。
Yeah , i wish you weren ' t always so pessimistic 是,我希望你不总是如此悲观的。
This might account for their pessimistic views 这可能是他们持悲观看法的原因。