When the bell rings, more than 1,000 children spill from classrooms.当铃声响起时，1,000多名孩子从教室里涌了出来。Children were changing classrooms amid laughter and shouts.孩子们在欢笑声和喊叫声中换教室。The two large classrooms have been assigned to us.这两...
...research related to microcomputers and their use in classrooms...关于微型电脑及其课堂使用的研究In many places, classrooms are overcrowded and curricula are outdated.许多地方的教室过于拥挤,课程已经过时.New blackboards have been fitted up in all the c...
Magnesium hydroxide particles were synthesized via decomposition of hydrosulfide compound followed with hydrothermal treatment.以工业氯化镁和硫氢化钡为原料,采用复分解法合成高纯氢氧化镁.There are also some estimates of the efficiency of litter decom...
应力范围直方图可用作估算等效 均方根 应用力范围.The stress range histogram was used to estimate the effective root - mean - square stress range.典型的操作是加 、 减 、 乘 、 除和平方根的计算.Typical operations are addition, subtraction, multiplication, division, ...
After her mother's death, she became acutely aware of her own mortality.她母亲去世后，她开始强烈意识到自己的生命是有限的。We aren't gods: we must accept our mortality.我们不是神: 要死就得死.Each, in his own way, sits quietly considering mortalit...