Crabs scuttle along the muddy bank.几只螃蟹沿着泥泞的河堤快速横行。As we walked along the seashore we saw lots of tiny crabs.我们在海岸上散步时看到很多小蟹.The fish and crabs scavenge for decaying tissue.鱼和蟹搜寻腐烂的组织为食....
Now that genetically modified foods are on our supermarket shelves, the genie is out of the bottle and cannot be put back in.转基因食品已经摆在了超市的货架上，放出魔瓶的妖怪再也无法收回。As for unconventional weapons, the genie is unfortunately alread...