有氧运动加速心脏跳动，有助于消耗更多脂肪。Aerobic exercise gets the heart pumping and helps you to burn up the fat.医生特别劝他不要吃多脂肪的食物.The doctor advised him specifically not to eat fatty food.多脂肪食物使有些人患胆汁病.The quality or condition of being bili...
鲤鱼成功的跳越急滩和跃跳过瀑布, 变成鱼龙.Carp, who successfully jump rapids and leap over waterfalls, change into fish - dragons.大型吸气鱼龙具有两翼.Large air - breathing ichthyosaurs had hydrofoils.人们在黑色的 、 含沥青的海洋页岩中发现了约1.9亿年前沉积下来的鱼龙化石.The ichthyo...