de-, 向下，强调。-dic, 说，声称，词源同diction. 原为宗教术语，即向上帝发愿，致力于完成某功德。后词义通用化。

1. He felt that medicine was the most important cause to which he could dedicate himself.

他觉得医学是他能够为之献身的最重大的事业.

2. She vowed to herself that she would dedicate her life to scientific studies.

她默默地发誓要献身于科学研究.

3. To my father I dedicate this volume in token of affection and gratitude.

我谨以此书献给我的父亲,以表示对他的爱戴和感激之情.

4. President Lincoln came from Washington to dedicate that cemetery.

林肯总统亲自从华盛顿前来为此墓地举行揭幕礼.

5. They acquire successful companies and are dedicate to make them even more successful.

他们买下成功的公司,并且努力使它们办得更加成功.