In addition, calves in echelon spent over a third of their time gliding while no gliding was observed in calves swimming on their own.

 
  • 另外,这些排成梯队的幼海豚三分之一的时间都在滑动,但是这些滑动都不是靠它们自己产生的。
今日热词
目录 附录 查词历史