Squads of prison officers have been probing the rioters' defences.几队狱警一直都在探察暴乱者的防卫情况。When the development bubble burst, federal regulators started probing the balance sheets of the biggest banks.房地产开发泡沫破灭后，联邦监管机构开始调...
Amazingly, these mitochondria were once free - living bacteria that were captured by an early single - celled eukaryote.令人惊奇的是, 这些线粒体曾是被早期 单细胞 真核生物俘获的自生细菌....