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...
By far the most common snake in Britain is the adder.在英国最常见的蛇是蝰蛇.He is as deaf as a post [ stone , door - post , door - nail , an adder ].他完全聋 了.The adder is Britain's only venomous snake.蝰蛇是英国唯一的一种毒蛇。Full adders ar...
The original script was written with the idiot box in mind.剧本当初就是为电视而写的。Custer was an idiot and a brute and he deserved his fate.卡斯特是个白痴，是个残暴的家伙，他罪有应得。"You must think I'm a real idiot."“你一定觉得我简直是个白痴。”...
As they exited the G - 2 , a busload of cheerleaders stepped out of their bus.当他们退出G -2 的时候, 拉拉队长的busload踏出他们的公共汽车.As I exited the final display, I entered a hexagonal room...我从最后一个展厅里出来，走进一个六角形的房间。He exited quickly afte...