事实上, 它是细菌,原虫, 支原体, 酵母和病毒的聚集地,形成凝胶样的有机物质. It is, in fact, colonies of bacteria , protozoa, mycoplasmas, yeasts and viruses a gel - like organic material.
I have been scrupulous about telling them the dangers.我已经本着良心将危险告知他们。Poets are not so scrupulous as you are.诗人并不像你那样顾虑多。She is scrupulous to a degree.她非常谨慎。scrupulous attention to detail一丝不苟a scrupulous businessman正直的商人a...
Richard told me of three 16th-century folio volumes on alchemy.理查德告诉过我16世纪的三卷关于炼金术的对开本书籍的事。What spurred them on was alchemy,the “science” of changing ordinary metals into gold.激励他们的是炼金术，即把普通金属变为金子的“科学”。What spurred them ...