Butter, margarine, and oily fish are all good sources of vitamin D.黄油、人造黄油和多脂鱼都含有丰富的维生素D。A pall of oily black smoke drifted over the cliff-top.一团油腻的黑色烟雾飘到悬崖顶上。He was wiping his hands on an oily rag.他正在用一块满是油污的破布擦手。...
These aminated chitosanmicrobeads may be used as novel materials for bio - separation and carriers for enzyme immobilization.可用作新型固定化酶载体及生化分离材料.Theresults showed that , under proper conditions , the basic capacity of nov...
她好不容易才掩饰住宽慰的心情。It took some effort to conceal her relief.她又一次注意到彼得·麦克德莫特的平静而使人宽慰的声音.She was aware of Peter McDermott's calm, restoring voice once more.使我们多少感到宽慰的是, 我祖母是老死的.Somewhat to our relief, my grandmother died...