洪出生在加利福尼亚，但是在他三岁的时候，他的父亲，一位宇航工程师，因为工作原因把家搬回到首尔。
Hong was born in California, but when he was three, his father, an aerospace engineer, moved the family to Seoul for a job.
近日位于纽约市哥伦比亚大学的生物医学工程师，克拉克·洪培育出了与天然软骨强度相当的制品。
Recently, however, Clark Hung, a biomedical engineer at Columbia University in New York City, has grown cartilage that matches its natural counterpart strength for strength.
马洪曾在法国学习电机工程，后来成为了一名海军工程师。
Madhoun studied electrical engineering in France, and as an engineer he rose in the ranks of the navy.
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