life-long happiness的用法和樣例：
例句
- The birthday pictures show him participating in all these sports with some gusto,enjoying a rough and tumble life.
從生日照片可以看出，他參加所有這些運動項目出於一種愛好，他喜歡一種無序的生活。 - Change Your Life by Sara Mednick.Not long after that, one our publishers suggested that we start letting people nap in work time.
他成立學生社團，做義工，參加多種運動項目，小心翼翼地選修課程，但這一切完全不是出於興趣，而是這些科目，可以保證他獲得好成績。
