selection-凯发k8官网

17-06-06 china starts selection of third-batch astronauts. 中国开始选拔第三代宇航员。 a third round of chinese astronaut selection is underway. the announcement comes as chinese activities in space hit a high gear. last month, the cargo spacecraft, the tianz...

15-10-12 chinese airline companies, such as air china and hainan airlines, have decided to charge seat selection fees on their domestic air routes, according to jfdaily.com. 解放日报网报道，中国几家航空公司，比如中国国航和海南航空，计划对国内航线征收座位选择...

14-09-21 by 2050, a completely new type of human will evolve as a result of radical new technology, behaviour, and natural selection. 受到新科技、新行为和自然选择的影响，将有一种全新的人类在2050年之前进化出来。 this is according to cadell last, a researcher...

13-06-16 after decades of laboring under other theories that never seemed to add up, a team led by biologist rama singh has concluded that what causes menopause（更年期） in women is men. singh, an evolutionary geneticist, backed by computer models developed...