Loteprednol etabonate was synthesized through oxidation, acylation, hydrolysis and chloromethylation from the starting material prednisolone.以泼尼松龙为原料,经氧化 、 酰化 、 水解成盐、氯甲基化成酯制得氯替泼诺.P - methoxybenzeneacetonitrile was prepar...
Queen Mary started the fashion for blue and white china in England.玛丽女王开启了青花瓷在英格兰的流行风尚。He toyed with the idea of going to China.他动过去中国的念头，但并没当真。The company looks poised to make a significant breakthrough in China.这家公司看来很...
Kiwi fruit are just the thing for a healthy snack.猕猴桃正是健康的小点心。Kiwi fruit can be eaten by cutting off the tops and scooping out the insides with a teaspoon.可以把猕猴桃的顶部切掉，用茶匙把里面的果肉挖出来吃。Masture kiwi fruit was chosen as raw ma...
明亮的流星，或者说陨石，是番难忘的景象。A bright shooting star, or meteor, is an unforgettable sight.“我们看到了一颗很明亮的流星。”——“真的吗？”"We saw a very bright shooting star."—"Did you really?"一颗流星划过天空。A meteorite streaked across the sky....
在粗糙不平的水泥窗台上有一条细细的发光水印。A thin, glistening thread of moisture ran along the rough concrete sill.“这应该会很有趣！”他对亚历克斯说,两眼闪闪发光."This ought to be fun," he told Alex, eyes gleaming.云彩像被擦亮的金子一般闪闪发光。The clouds glowed like burnished ...