maturity-凯发k8官网

21-11-23 疫情改变了人们的卫生习惯，改变了人们的聚会方式，甚至还改变了人们对伴侣的需求。美国的一项研究发现，受疫情影响，单身人士不再那么看重颜值，而是更看重情感关系的稳定性。 the largest annual scientific study on single adults shows that covid-19 has caused...

12-04-02 have you ever been disappointed by a cantaloupe（哈密瓜，香瓜） from the grocery store? too ripe? not ripe enough? luckily for you, researchers from the university of california, davis might have found a way to make imperfectly ripe fruit a thing of...

11-08-19 boys are maturing physically earlier than ever before. the age of sexual maturity has been decreasing by about 2.5 months each decade at least since the middle of the 18th century. joshua goldstein, director of the max planck institute for demograph...