the secret to后面加名词或动名词形式，即the secret to doing sth。the secret to中文翻译为“做什么的秘密”，其中to是介词，因此后面要接动词的ing形式。
the secret to的中文意思及双语例句
the secret to含义为做什么的秘密。例句有：
1、The secret to happiness is to keep setting yourself new challenges.
幸福的秘诀就是要不停地给自己设定新的挑战。
2、The secret to eating less and being happy about it may have been cracked years ago — by McDonald's.
吃的少还能感到幸福的秘诀可能早在几年前就被麦当劳破解了。
3、I learned something about writing. The secret is to say less than you need.
我学过一点写作方面的技巧，秘诀就是欲说还休。
4、The secret service agents try to find them and stop them when they want to do something bad.
特勤组探员试图找到他们，阻止他们做坏事。
5、The secret to getting more done is to make things automatic.
完成更多事情的诀窍是让事情程序化。做选择会让你觉得筋疲力尽。
6、The secret to happiness is being content with what you have.
使你幸福的秘密是满足现在你所拥有的。
7、The secret to overcome passive life is to build an active life attitude.
改变消极人生的秘诀，就是建立积极的人生态度。
8、What's the secret to making your marriage with Victoria work?
你和维多利亚的婚姻秘诀是什么？
9、Building and managing networks, after all, is the secret to success.
说到底，构建并经营好各种网络，正是成功的秘诀。
10、He looks like a man who's found the secret to eternal youth.
他看上去像是一个找到了永葆青春秘诀人。
