She gathered loose soil and let it filter slowly through her fingers.她捧起疏松的泥土，任其缓缓地从指间漏下。Change the filter cartridge as often as instructed by the manufacturer.按照生产厂家的使用说明，经常更换过滤筒。This congealed muck was interfering with...
She gathered loose soil and let it filter slowly through her fingers.她捧起疏松的泥土，任其缓缓地从指间漏下。Ocean Optics cuvette holders can accommodate both single - filter and double - filter slide carriers.我们的试管支架对单滤光片幻灯机和双滤光片幻灯机都适合.PA ...
She dug the foundation with a pick and shovel.她用镐和平锹挖地基。The Foundation is holding a dinner in honour of something or other.基金会正举办某个纪念宴会。to lay the foundation stone of the new museum为新建博物馆奠基...
Andy Canvin is a pioneer on the strange frontier of DNA genealogy.安迪-卡文是DNA谱系学奇异前沿的先锋人物.He had sat and repeated his family's genealogy to her, twenty minutes of nonstop names.他坐下又给她细数了一遍他家族的家谱，20分钟内说出了一连串的名字。He was ...