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- 石灰石吸咐了铁矿石中的杂质，形成浮在较重的铁水表面上的流动渣。The limestone absorb impurity from the ore and form a fluid slag which floats on the surface of the heavier molten iron.
- 不可避免的unavoidable
- 矿石中含硅的杂质同氧化钙(加热石灰石形成的)化合而被排除出去。The siliceous impurities in the ore are removed by reaction with the calcium oxide that is formed when the limestone is heated, CaO + SiO2--Ca-SiO3.
- 一次不可避免的事故an unavoidable accident
- 杂质impurity
- 他们被击败是不可避免的。Their defeat was inevitable.
- 如果半导体的电学性质归因于其中的杂质原子，那么它将被称为杂质半导体。When the electrical characteristics are dictated by impurity atoms, the semiconductor is said to be extrinsic semiconductors.
- 不可避免的灾难an inevitable disaster
- 恶化，败坏系统或社会不可避免的无法逆转的恶化或败坏Inevitable and steady deterioration of a system or society.
- 把水中的杂质分离出来to strip impurities out of water
- 我们向大家解释延迟是不可避免的。We explain to everybody that the delay is unavoidable.
- 尽管我不希望孩子们长大离家，但我知道那是不可避免的事情。Although I don't look forward to the children growing up and leaving home I know it has to be.
- 外来的杂质extrinsic contaminants
- 我们相信这不仅是不可避免的，而且也将证明是有利的。We believe that this is not only an inevitable trend, but one that will prove beneficial.
- 工人们正去除银中的杂质。Workers are removing impurities from silver.
- 哎，这不幸是不可避免的。Well, the misfortune is unavoidable.
- 羊毛中的杂质impurities of wool
- （喻）药某种令人不快的但却必需的或不可避免的东西，例如矫正性惩罚Something, such as corrective discipline or punishment, that is unpleasant but necessary or unavoidable.
- 溶解的杂质dissolved impurity
- 成交看来有困难，并有一些不可避免的额外费用，是否继续谈下去。Business prospect uncertain but extra expense inevitable shall we endeavor still.
