...酸性物质组成的，此酸性物质即是现在所知的核酸(nucleic acid)。1944年Oswald Avery,Colin Macleod和Maclyn McCarty发现，一种有夹膜、具致病性的肺炎球菌中提取的核酸桪NA(...
...With but a small understanding One may follow the Way like a main road, Fearing only to leave it; Following a main road...
...Not praising the worthy prevents contention, Not esteeming the valuable prevents theft, Not displaying the beautiful ...
...His bones are soft yet his grasp is sure, For his flesh is supple; His mind is innocent yet his body is virile, For his ...
...Cultivate harmony within yourself, and harmony becomes real; Cultivate harmony within your family, and harmony becomes ...
...数论,并且把道教作为最基本的意识形态来推崇.其理由是汉末以后道教吸收儒家、道家、阴阳家、佛家等思想并将其相融合的缘故,从而使它具有了更广泛的思想基础. 牛僧孺《玄怪录》（宋人改称《幽怪录》），是唐代小说的一部代表作。但长期以来见不到传本。《...
...for a long time. So the sage is firm but not cutting, Pointed but not piercing, Straight but not rigid, Bright but not ...
...胸腹部向下卧倒 [lie prone]。如:趴在地上;趴炕(生病而躺在床上休息) 身体向前倚靠 [bend over]。如:趴在桌子上画图...
...乳糜泻（Celiac disease ,celiac sprue）是患者对麸质（麦胶）不耐受引起小肠粘膜病变为特征的一种原发性吸收不良综合征。又称麦胶性肠病（glutenous enteropathy）、非热带口炎性乳糜泻（...
...others, the more he is satisfied; The more he gives, the more he receives. Nature flourishes at the expense of no one; So ...
所有搜索结果仅供参考，如需解决具体问题请咨询相关领域专业人士。
