1·Perhaps they abandoned the plodding vagaries of biological evolution eons ago to engineer a new form of existence, one likely to be practically immortal.
或许它们经过数亿年的进化，早已放弃了单调乏味而又多变的生物进化，而且得到了生命新的存在形式，这种生命可能已经不朽。
2·A plodding general miner, it may find it hard to haggle with the canny and highly knowledgeable dealers who are the prime customers for rough diamonds.
让一个单调乏味的普通矿工同一个精明事故的商人讨价还价可谓难于上青天，而这些商人却正是原钻的主要客户。