she turned a deathly shade of while when she heard the news.
请教下老师 这里的 while 如何理解
His fascination for books and literature saw him become a best known author.
再请教下老师 saw 是什么使用方法
谢谢了
1. She turned a deathly shade of white when she heard the news.
2. “见证”的意思