排成梯队 meaning in English

echelon

Calves swimming in echelon showed a 28 % increase in average swim speed and a 19 % increase in distance per stroke
排成梯队的游动幼海豚的速度比它们的平均速度快了28 % ，同时每次尾部击打的间隔距离也上升了19 % 。
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。
The results , which will be reported in a forthcoming issue of functional ecology , suggest that echelon swimming is the underwater equivalent to carrying a child
这研究的结果（将会被刊登在即将出版的《功能性生态学》上）表明在水下排成梯队的游动等同于运送孩子。