The most active was " Hua Er " the cat, brought back by the driver from Livingstone.此时,最为活跃的还是 “ 花儿 ” ——司机从利文斯顿带来的一只野猫.the sinuous grace of a cat猫的灵活优美The hen gave a squawk when It'saw the cat.母鸡见到猫时咯咯叫了起来.Her tail ...
变柔和的温度硅酸盐玻璃被修改以掺杂组成部分的变化的集中.The softening temperature of silicate glasses is modified with varying concentrations of doping constituents.更加严密的流出标准现在适用于废放电从水净化和变柔和的设施.More stringent effluent standards now apply to waste d...