岩石圈之下是由部分熔融的橄榄岩所组成的软流圈.Below the lithosphere is the rheosphere comprising partly fused peridotite.氦和氖的测定,提供了更多的关于地球并非全部熔融的证据.Helium and neon measurements provide further evidence that the earth was not completely melted....
This type of surgery could even be used to extract cancerous growths.这种外科手术甚至可以用来切除癌性肿瘤。Nails are thin horny growths at the ends of the fingers.指甲是生长在手指头尖端的细薄角质物.It is not the primary tumour that kills, but secondary gro...
He loved watching the birds we attracted to our yard with numerous feeders and birdbaths.它喜欢观看我们用无数喂食器和鸟澡盆吸引到院子里的鸟.Textured materials appropriate for birdbaths, streams , and pools include sand, stones , pebbles, and con...
This, I am sorry to say, is almost entirely wishful thinking.我很遗憾，这几乎完全是一厢情愿的想法。It is wishful thinking to expect deeper change under his leadership.指望在他的领导下发生更深层次的变革简直是痴心妄想。I've got a feeling that Alex likes me, but...
该物质现在已被分子生物学家克隆。This substance has now been cloned by molecular biologists.他们的解决方案是分离出特定的B细胞克隆，然后将它们和癌细胞结合。Their solution was to isolate specific clones of B cells and fuse them with cancer cells.克隆已经灭绝的生物的想法仍旧只限于科幻小说中。T...