a complete change in the appearance or character of something or someone, especially so that they are improved
发音
例句
1. Going to college brought about a dramatic transformation in her outlook. 上大学使她的观念发生了巨大的变化。 2. He was struggling to make the transformation from single man to responsible husband. 他正在努力使自己由单身汉变为可靠的丈夫。