The profession offers a bundle of benefits, not least of which is extensive training.这份职业提供了大量福利，全面训练就是其中很重要的一项。...a bundle of old rags...一捆破布Look for a needle in a bundle (or bottle) of hay.海底捞月。The yellow man carried h...
乙烯和反式二氯乙烯在红外光谱的这个区域都无活性.Ethylene and trans - dichloroethylene are both inactive in the infra - red in this region.这是冷却,滤出沉淀的二氯碘化铯.It is cool and filter the precipitated caesium dichloroiodide.反应器和输送管线被用少量二氯甲烷洗涤几次.The rea...