这个公式用于计算圆的面积。This formula is used to calculate the area of a circle.地球是圆的是常识.It is common knowledge that the earth is round.圆的直径与圆周有相互关系.The diameter and the circumference of a circle correlate....
用途: 用作玻璃的脱色剂和着色剂.USES: As petroleum and colouring agent for glass.实验结果表明,FAS是一种有效的废纸浆漂白剂和脱色剂.The experimental results indicate that FAS is an effective bleaching and decolorizing agent for kinked pulp....
Italian composer of some 75 operas, including Lucia di Lammermoor ( 1835 ).多尼采蒂,盖尔塔诺1797-1848意大利作曲家,大约写有75部歌剧, 其中包括拉美摩尔的露西亚 ( 1835年 )Joan Sutherland as the title role of Donizetti's Lucia di Lammermoor during the Ma...
He had been able to engage some staff.他已经能够雇用一些员工。They never learned skills to engage the attention of the others.他们从未学过吸引他人注意的技巧。His troops will only engage in a ground battle when all the odds are in their favour.他的部队只...
She hurled the ashtray across the room, narrowly missing my head.她用力把烟灰缸从房间那头扔过来，差点砸到我的脑袋。Bottles and cans were hurled on the terraces by the mob.暴徒向看台扔瓶子和罐子。Stooping down, he picked up a big stone and hurled it.他俯身捡起一块大...