The past is never dead. It's not even past.
柴油发动机可以使用植物油作为燃料,这将极大地促进使用该技术的国家的农业发展。
我自豪地不读书。
CRISPR didn't come from a vacuum—it's built on decades of basic research.
When we no longer have the power to change a situation, we are challenged to change ourselves.