The survival of the proteins depends on the way in which bones are fossilised.蛋白质是否存留取决于骨头被石化的方式。Of course, fossilised bacteria would be expected to leave carbon traces too.当然, 细菌化石也应留下碳元素的痕迹.Researchers have discovered ...
It must be a hard life, working as a Lumberman in Siberia.在西北利亚当一名伐木工人,生活一定很艰苦.A bullnecked lumberman guides them through a buzzing circular saw, slicing them into rough boards.一名脖子粗短的伐木工引导它们通过嗡嗡作响的圆锯,将它们锯成粗木板.The lumber...
I removed the fibroid tumours, using the techniques that I have perfected.我用完善后的技术摘掉了纤维瘤。How do the two techniques compare in terms of application?这两种手法实际运用起来哪个好一些？The latest techniques in oceanography are now available ...