exposure的形容词形式
exposedadj.无遮蔽的;不遮挡风雨的;易受攻击(或批评)的;无保护的;
exposuren.面临,遭受(危险或不快);揭露
These units exposed children to many viewpoints of a given issue.
They had not been exposed to most diseases common to urban populations
城市人口中多数常见的疾病他们都没有接触到。
For an instant his whole back was exposed.
一瞬间,他整个背部都露了出来。