Zahl Within days of being deposited on a leaf overhanging a stream, tree frog eggs grow into recognizable tadpoles.

 
  • 几天之内一种生物存放在一片树叶上悬伸在一条小溪流,树蛙的卵子成长为可以辨别的蝌蚪。
今日热词
目录 附录 查词历史