另两个为胸腺嘧啶和胞嘧啶, 即称为嘧啶的单环结构.The other two, thymine and cytosine, are single ring structures called pyrimidines.胞嘧 啶 核苷:当胞嘧啶通过β - 糖苷键与D- 核糖接合形成的核苷.Cytidine ( cytosine nucleoside ) A NUCLEOSIDE formed when cytosine is linked ...
He knew when to leave well alone and when to interfere.他知道什么时候该适可而止，什么时候该插手干预。The hearing-impaired say digital phones interfere with hearing aids.听觉障碍者反映数字电话会对助听器造成干扰。Don't interfere in what doesn't concern you...
防止水泥搅拌器内硬结的方法有好几种.There are several ways to avoid setting up in the cement mixer.结论早期乙醇溶液湿敷能有效减少百白破疫苗接种所致局部红肿硬结的发生,减轻反应强度.Conclusion Early alcohol wet packing can effectively decrease the occurrence and the severity of a...
她把裙子上的皱褶弄平。She smoothed the creases out of her skirt.那孩子的衣服在领口处打着整齐的皱褶.The child's dress is neatly gathered at the neck.她熨平了衬衣上的所有皱褶.She ironed out all the creases in the shirt....
Use both hands to scoop up the leaves.用双手捧起叶子。You scoop up some of Dennis's blood, to splash on Watson's shoes later.你弄了些丹尼的血, 然后撒在了沃森的鞋上.The scoop - up was the key phase during a scooping cycle.3个区间中,铲取区间是整个作业...