VOA特别英语- 阿根廷科学家发现了已知最古老的蝌蚪化石
The researchers said the 16-centimeter-long tadpole died during the larval period, or stage, of frog development.
The researchers said the 16-centimeter-long tadpole died during the larval period, or stage, of frog development.
近年来,随着网络环境的日新月异,以及新媒体技术的不断变革与发展,互联网媒体正逐渐成为科普传播的主要途径和重要表现形式。一方面来说,科普新媒体打破了传统科普传播的局限性,降低了科普的接触门槛,另一方面也以生动、多元、直观、易传播的特性极大地提高了科普的接受程度,