Did equilibration take place before or after setting of chromite and silicates?究竟平衡作用发生在铬铁矿和硅酸盐下沉之前,还是在其后?The commercial product however, containing silica and silicates, has a positive effect.然而含有硅石和硅酸盐的工业品都有肯定的效果.In ot...
His secretary shielded him from importunate visitors.他的秘书替他挡住胡搅蛮缠的来访者。I would not have our gratitude become indiscreet or importunate.我不愿意让我们的感激变成失礼或勉强.The importunate memory was kept before her by its ironic contrast to...
I held my breath and sank under the water.我屏住呼吸沉入水底。She sank into an armchair and crossed her legs.她坐到一把扶手椅上，跷起了二郎腿。He sank the spade into the ground, and went at it.他把铁锹插到地里，开始卖力地干了起来。...
家庭收入少于维持生存最低收入的那些人究竟具有哪一些特点?What are the characteristics of the people who live in families with less than minimum - subsistence income?判断上面所说的哪一些话题被包括在内.Task - cycle Activity 1 . Decide what questions are included.同学们平时...
It recycles drug money into more respectable enterprises.贩毒赚来的钱被转用来办一些较为正派的企业.It is how the cell degrades and recycles material into amino reused.这是细胞如何退化和回收利用原料合成氨基酸.It retained 50 % of its ini - tial activity after 50 ...