Lutein is dihydroxy - carotenoids with the ionone ring systems distributed widely in nature.叶黄素是含紫罗酮环的二 羟基 类胡萝卜素,在自然界广泛存在.Lutein and zeaxanthin are both dihydroxy - carotenoids with the ionone ring systems distributed wi...
他起床后穿上了晨衣。He got out of bed and pulled on his bathrobe.我挣扎着穿上浴衣，踉跄地下了楼。I struggled into a bathrobe and staggered down the stairs.喝完咖啡，我们穿上厚厚的衣服，往河边走去。After the coffee we bundled up and walked down to the river....
Come on, lads. Sock it to 'em.来吧，伙计们，让他们开开眼。I'm not trying to beat your alibis any more than I'm trying to prove'em.我并不是不让你辩护,我只是想把那个人找出来." Dell,'said he, " let's put our Christmas presents ...
We took turns stoking the furnaces.我们轮番给锅炉添煤.They cleverly hid small lumps of gold in their furnaces.他们狡猾地将小块金子藏在炼丹炉里.By night, the furnaces glowed and the hammers clanged long after townsfolk were abed.到晚上, 直到夜深人静以后许久,工...