在伟晶岩接触带,硫化物成分变为黄铜矿 、 针镍矿 、 黄铁矿及硫镍铁矿, 伴生有磁铁矿和赤铁矿.At pegmatite contacts the composition changes to chalcopyrite, millerite, pyrite, and accompanied by magnetite and hematite....
如果使用得当，避孕套是很有效的避孕手段。Condoms are an effective method of birth control if used with care.服用避孕药是最有效的避孕方法。The pill is the most efficient method of birth control.记下信用卡卡号，核对有效期限。Make a note of credit card numbers and check exp...
But hatching time was drawing closer every day.但是“收蚕”的时期一天一天逼进了.The prevailing conditions in activated sludge may even promote the hatching of some helminth eggs.在活性污泥中,适宜的条件甚至可能刺激一些蠕虫卵的孵化.In the glare from the street - ...
喝下午茶的时候，维多利亚与其夫君艾伯特亲王表演了二重唱。At tea-time, Victoria sang duets with her Consort, Prince Albert.我和某人唱二重唱.I sing with someone in duet.在卡拉ok厅唱二重唱.I sang a duet at a Karaoke bar....
He portrays the psyche as poly-centric.在他的描绘中精神是多中心的。She spent her life plumbing the mysteries of the human psyche.她毕生探索人类心灵的奥秘。She knew, at some deep level of her psyche, that what she was doing was wrong.她在内心深处还是知道自己当时...