beneficial

beneficial

形容词： 1. 有益的，有利的（对某人或某事物） 2. 有益健康的，有益于身体的 名词： 1. 有益处的事物；有益的因素

词语辨析：

beneficial与advantageous都表示对某人或某事物有利，有益。但advantageous更偏重于从长远的角度看某事物的有利性，而beneficial则更强调某事物对个人或特定情况的有益性。

词汇扩充：

beneficially（副词） beneficiary（名词）

近义词：

advantageous, helpful, profitable, advantageous, rewarding

反义词：

harmful, detrimental, disadvantageous

柯林斯词典定义：

形容词： 1. Something that is beneficial helps people or improves their lives. 2. A beneficial effect or result has a good effect or influence on something or someone. 名词： 1. A beneficial owner has the legal right to the benefits of something, for example, shares or property, even though their name is not on the official documents.

牛津词典定义：

形容词： 1. Favorable or advantageous; resulting in good. 2. (of a law or policy) Tending to promote a beneficial purpose; favorable. 名词： 1. A person who derives advantage from something, especially a trust, will, or life insurance policy. 2. A gene or protein that has been identified as increasing the chances of a favorable outcome for a particular disorder or condition.

用法：

1. It is beneficial to exercise regularly. 2. The new policy will have a beneficial effect on the economy. 3. She is the beneficial owner of the property.

例句：

1. Drinking green tea can be beneficial to your health. 喝绿茶对健康有益。 2. Regular exercise has many beneficial effects on the body. 经常锻炼对身体有许多有益影响。 3. The new law is expected to have a beneficial impact on small businesses. 这项新法律预计对小企业会产生有益影响。 4. He is the beneficial owner of the company shares. 他是该公司股份的实益所有人。 5. The beneficial effects of meditation on mental well-being have been widely documented. 冥想对心理健康的有益影响已经有广泛的记录。 6. Adequate sleep is beneficial to cognitive function. 充足的睡眠对认知功能有益。 7. The charity project had a beneficial impact on the lives of many underprivileged children. 这个慈善项目对许多贫困儿童的生活产生了有益影响。 8. The use of renewable energy sources is highly beneficial for the environment. 利用可再生能源对环境非常有益。 9. The beneficial effects of exercise on mental health cannot be overstated. 锻炼对心理健康的有益影响不可高估。 10. A balanced diet is beneficial to overall health and well-being. 均衡的饮食对整体健康和幸福感有益。

参考词汇：

1. advantage - 优势，利益 2. profit - 利润，收益 3. advantageous - 有利的，有益的 4. rewarding - 有益的，值得做的 5. harmful - 有害的，伤害的 6. detrimental - 有害的，不利的