Substances differentiated tissues secrete are called chalone.已经分化的组织分泌物称为抑素.Objective : To purify rabbit hepatic chalone HC , and investigate its biological activity, purity and molecular weight.目的: 制备家兔肝抑素纯品, 检测其生物活性 、 ...
外国的考古学者们联翩而至.Foreign archaeologists are arriving one after another.他是位考古学家，过去的一年都在参与克里特岛上的一项考古发掘工作。He's an archaeologist and has been on a dig in Crete for the past year.考古天文学家们广泛开展了对这类古代遗址的探索.Archaeoastronomers hav...
It must be a confession of his inconstancy and confirm their separation forever.这无非是他那轻薄行为的招供,以及他们一诀永别的判决.Hermia was looking at him and wondering at his strange inconstancy.赫米亚望着他,对他莫名其妙的反复无常感到很惊奇.It’s inconstancy,but no...
他不住地挥响着鞭子,吆喝牲口.He continually cracked his whip and shouted at the mule.买主以稳定的价格买光了这一天牵到集市来的牲口.Buyers cleared the day's cattle run at steady rates.我去套牲口.I'll go and harness the beast....
He recited a verse of the twenty-third psalm.他背诵了《诗篇》第23篇中的一节。The clergyman began droning the psalm.牧师开始以单调而低沈的语调吟诵赞美诗.The minister droned out the psalm.牧师喃喃地念赞美诗....