有多少条鱼龙?经过与霸(ba)王龙的战斗后,三角龙觉得鸭鸭独自回家很危险,于是说道:“鸭鸭,我们护送你回家吧!”鸭鸭和三角龙们来到河边,鸭鸭跳入河里,很快就游过了河。三角龙虽然有让霸王龙都害怕的武器,可是他们却不会游泳,站在河边不敢下水。三角龙说:“鸭鸭,我们不会游泳!”鸭鸭想了想后说道:“我有办法让你们过河!”说完他一个猛子扎进河水里,不一会儿,河面上露出许多鱼龙的背脊(ji),他 How many dragon fish? After fighting with Ba (ba) Wang Long, Triceratops feel duck duck home alone is very dangerous, then said: “Duck, we escort you go home!” “Duck and Triangle Dragons came to the river, ducks and ducks jumped into the river, and soon swam across the river. Although the Triceratops are afraid of Tyrannosaurus Rex arms, but they do not swim, not by the river stand on the water. Triceratops said: ”Duck and Duck, we will not swim!“ Duck duck said after thinking: ”I have a way for you to cross the river! " Said he was a Mengzi into the river, a while, the river On the back of many fish dragon spine (ji), he