It looks like hard work.It looks like hard work,but hopping actually lets the kangaroo conserve more energy than another animal could when running on four legs.俄..一道旧托听力..我听得是 哈平 ..可是答案是hopping..

来源:学生作业学帮网 编辑:学帮网 时间:2024/07/05 23:15:46

It looks like hard work.
It looks like hard work,but hopping actually lets the kangaroo conserve more energy than another animal could when running on four legs.
俄..一道旧托听力..我听得是 哈平 ..可是答案是hopping..

这看上去是十分困难的事,但是跳跃实际上使袋鼠在四足跑时比其他动物节省了更多能量