1. 健康的;健壮的
    Someone who is healthy is well and is not suffering from any illness.

    e.g. Most of us need to lead more balanced lives to be healthy and happy...
           我们中大多数人需要过更为平衡的生活，以保持健康和快乐。
    e.g. She had a normal pregnancy and delivered a healthy child.
           她正常妊娠，生了个健康的孩子。

2. 显示健康的;反映健康的
    If a feature or quality that you have is healthy, it makes you look well or shows that you are well.

    e.g. ...the glow of healthy skin.
           健康的肤色
    e.g. ...young adults with healthy appetites.
           食欲旺盛的年轻人

3. 有益于健康的;促进健康的
    Something that is healthy is good for your health.

healthy的近义词

    e.g. ...a great healthy outdoor pursuit.
           对健康大有裨益的室外活动
    e.g. ...a healthy diet.
           有益于健康的饮食

4. （机构或体系）兴旺的，运作良好的
    A healthy organization or system is successful.

healthy的近义词

    e.g. ...an economically healthy socialist state.
           经济繁荣的社会主义国家

5. 大量的;可观的
    A healthy amount of something is a large amount that shows success.

    e.g. He predicts a continuation of healthy profits in the current financial year.
           他预计本财年能继续保持可观的利润。
    e.g. ...a healthy bank account.
           巨额账户

6. 明智的;聪明的;合理的
    If you have a healthy attitude about something, you show good sense.

    e.g. She has a refreshingly healthy attitude to work...
           她对工作持一种明智态度，令人耳目一新。
    e.g. It's very healthy to be afraid when there's something to be afraid of.
           不逞匹夫之勇是很明智的。