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...
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...