frighten的形容词形式
frighten的形容词形式是frightened和frightening。
frightenedadj.惊吓的；受惊的；害怕的；
frighteningadj.引起恐惧的；使惊恐的;骇人的
It was a very frightening experience and they were very courageous
那是一次让人胆战心惊的经历，而他们表现得非常勇敢。
It was a very unpleasant and frightening attack.
那是一次非常恶劣且骇人的攻击。
She was frightened that the plane would crash.
她害怕飞机会坠毁。