Inbry caught me a dragonfly.英布里给我抓了一只蜻蜓.The dragonfly feeds on mosquitoes and flies.蜻蜓捕食蚊蝇.How does a dragonfly twirl and dive in flight?蜻蜓在飞行中是如何旋转和俯冲的?...
A pigeon emerges, wings flapping noisily, from the tower.一只鸽子从塔里钻出来，扑扑地拍打着翅膀。Troops are still in control of the television and radio tower.军队仍然控制着电视和广播发射塔。They occupied the first two floors of the tower.他们占用了塔楼的头两层。...
The potassium chromate method is one regular method to determine COD.重铬酸钾法是测定化学需氧量的常规方法.It's a two - component, chromate free, epoxy polyamide adduct shop primer especially designed.是一种不含铬的双组份环氧聚酰胺加成物的车间底漆.Two - sta...
Putative oncogenes, tumour suppressor genes and proto - oncogenes implicated in cancer are also included.数据库十分专业.推定癌变, 肿瘤压迫基因和蛋白相关癌变信息也有涉及.The dye is reduced by dehydrogenase enzymes released by viable tumour cells.染料被存活...