在地上爬行
crawl on───在……上爬行
on the ground───adv.在地上，当场，在决斗; 席地; 地下；在地上；当场；在决斗
on ground───在地面
crawl───vt.爬行；缓慢地行进；n.爬行；养鱼池；匍匐而行；vi.爬行；匍匐行进
the ground───地面
gain ground on───v.接近；逼近（所追逐的目标）；侵入
on the ground of the village───在村庄的地面上
the ground floor───一楼
off the ground───开始；起步；在途中：登程，上路，如在飞行中
You are on a plane, thirty thousand feet above ground. Four hundred and fifty snakes crawl into the passenger cabin.───你置身于在3万英尺高空飞行的客机中，此时有450条蛇爬进了客舱。
Frog gave Snake his long tail and Snake could crawl on the ground.───青蛙把尾巴给了蛇，于是蛇能够在地上爬了。
Snakes sand lizards usually crawl on the ground.───蛇和蜥蜴通常在地面上爬行。
Our third days adverse wind but have spared no effort to crawl on the ground to Great Wall row, have left our footmark on Great Wall.───第三天我们逆风而行，奋力地上爬到长城，在长城上留下了我们足迹。
Snakes and lizards usually crawl on the ground.───蛇和蜥蜴通常在地面上爬行。