At maturity the root system is extensively nodulated.在成熟时,根系普遍具有根瘤.Humans experience a delayed maturity; we arrive at all stages of life later than other mammals.人类发育较缓——在生命的各个阶段，我们都晚于其他哺乳动物。Moreover, as time to maturity...
Lacking self-confidence and maturity, many teenagers are left feeling very vulnerable.许多十几岁的孩子既缺乏自信又不够懂事，所以感情上十分脆弱。Girls generally reach sexual maturity two years earlier than boys.通常女孩性发育成熟要比男孩早两年。Customers are told wha...
By inactivating this gene in mice, it is possible to mimic the TSC syndrome.这种基因的失活的小鼠, 可以模仿台糖综合征.The efficacy of alkaline glutaraldehyde in inactivating poliovirus was higher than that of acidic glutaraldehyde.碱性戊二醛对脊髓灰...