The outer covering of the egg is waterproofed to prevent the embryo from drying out.鸡蛋的外壳是不透水的,防止胚胎失水.Drying wet rice kernels rapidly , Soaking or Rewetting dry rice Kernels imperatively results in severe fissuring.潮湿米粒的...
弗雷迪·摩克瑞是英国硬摇滚乐界一颗耀眼的明星。Freddie Mercury was a flamboyant star of the British hard rock scene.克瑞格-温特说,这一发现使单基因专利的用途大为减少.Craig Venter said that the discovery would make patents on single genes less useful.柏克瑞尔发现世界上存在着这种奇怪的放...