戴帽子保护脸部免受阳光强烈热量的伤害。

Wear a hat to ___shield your face from the sun's intense heat.

富裕家庭常常保护孩子，不让他们接触贫困和艰辛。

Wealthy families often ___shield their children from exposure to poverty and hardship.

该条约旨在保护小国免受侵略性邻国的侵害。

The treaty was designed to ___shield smaller nations from aggressive neighbours.