by forming alliances with nature. 摆脱了狩猎和采集的不确定性
forming its very own diving bell... 形成一个属于它自己的潜水钟
gradually forming the largest and most hostile desert the planet has ever seen. 逐渐形成 地球史上最大、环境最恶劣的沙漠
...forming growths on their leaves that mimic butterfly eggs... 在叶子上长出类似于蝴蝶卵的东西
just forming around you. That's perfectly normal. 正形成一道茧 这非常正常
forming fog banks that shroud the desert in mist. 形成雾堤 笼罩沙漠
There are islands still forming today 由于火山运动
But the trees can't use all this water so, much of it returns to the air as vapor, forming mist and clouds. 不过树也无法全部喝掉这些水, 多数被转换成了水蒸气从而形成了薄雾和云
Forming a defensive ring around their calves, the adults present a barricade that few hunters could breach. 成牛围成圈以保护它们的小牛, 一般的猎食动物很难突破这层封锁