例句與造句

1. As to what prompted homo ' s initial shift toward the higher - quality diet necessary for brain growth , environmental change appears to have once more set the stage for evolutionary change
   人屬物種食用較高品質(zhì)的食物，才能應(yīng)付大腦發(fā)育的需要，至于這個(gè)發(fā)展最初的驅(qū)動(dòng)力量，環(huán)境變遷似乎再度為演化變遷搭起了舞臺(tái)。
2. It's difficult to find initial shift in a sentence. 用initial shift造句挺難的