她孵化出了具有强侧向或弱侧向的雏鸡，然后为这两组小鸡准备了隐藏在小鹅卵石中的食物，还制造出假的掠食者飞过头顶的威胁形状。
She hatched chicks with either strong or weak lateralisation, then presented the two groups with food hidden among small pebbles and the threatening shape of a fake predator flying overhead.
只要手腕轻轻一甩，他可以让任何形状不错的鹅卵石飞无误地向自己的目标。
With just a flick of his wrist he could make any well-shaped pebble fly unerringly to its mark.
把原材料都切成厚片之后，鹅卵石就会呈现出各种形状和深浅不同的自然色。
After cutting the material into slabs, the pebbles come to light in various sizes and different shades of natural colours.
应用推荐