这种去污剂能去除难洗的污渍.This detergent can remove stubborn stains.对其中的一部分用海绵蘸上含有去污剂的水仔细地擦洗.The vegetation in one of these parts is carefully sponged with water containing a detergent.这种名牌去污剂,去除污渍,效果显著.This famous household cleaner...
Among the simplest are the lanthanum compounds of the form La?其中最简单的是la? 研问降娘缁0合物.Description: Lanthanum Nitrate is soluble in water and moisture in wet air.说明: 硝酸镧溶于水,在潮湿的空气中易潮解.The extraction mechanism and separation p...
Somehow he tells these stories without a note of horror.不知为什么他讲这些故事时一点都不害怕。She tells me her troubles. I tell her mine.我和她互相倾诉烦恼。The evidence of our eyes tells us a different story.我们亲眼所见的可不是那么一回事。...
附有索引的增补卷已经出版.A supplementary volume has been published containing the index.这些早期的观察曾为化学馏分的结果所增补.These early observations have been supplemented with results from chemical fractionation.我在忙着给我的书增补更多的例句.I'm busy spatc...
A snowdrift blocked his path.雪堆阻碍他的去路.The train ran into a snowdrift.火车开进了雪堆.Two huge , hairy ears stuck up above the snowdrift.一对偌大的, 毛茸茸的耳朵竖起在雪堆上....
Menstruation may cease when a woman is anywhere between forty-five and fifty years of age.女性停经是在45至50岁期间。Women enjoy special protection during menstruation, pregnancy , child birth and baby nursing period.妇女在经期 、 孕期 、 产期...
They prey on other invertebrates, which they capture with a unique proboscis.它们用独特的吻捕食其它无脊椎动物.an excretory organ of certain invertebrates.某些无脊椎动物的排泄器官Insects and worms are all invertebrates.昆虫和蠕虫都是无脊椎动物。In the earthworm ...