短语词组短语be being pessimistic 故意be too pessimistic 过度悲观Do not be so pessimistic 不要那么悲观Be Pessimistic And Worldweary 悲观厌世Not to be pessimistic 不要悲观be pessimistic about 对;对于…感到悲观;对于Don 't be pessimistic 不要那么悲观 返回 be pessimistic