on one's own可以直接做句子的状语意思为“靠自己的力量、独自地”，与副词作用相同与by oneself的用法是一致的，是很常用的表达法，而by one's own中，own是个形容词，意思是“自己的”后要加名词：
例如：通过自己的努力可以表示为：on one's own，或者by one's own effort。
拓展资料
on one's own
1、Success in study mainly depends on one's own efforts.
学习主要靠自己努力。
2、Don't be silly, you must depend on one's own.
别太傻了，你要靠自己。
3、Most of the shadows of this life are caused by standing on one's own sunshine.
我们一生中大多数的阴影是因我们自己的阳光所造成的。
4、Reflect on one's own thoughts and feelings.
深刻地反思自己的思想和感觉。
5、Because be away on official business, the exercise of my ability to adapt is strong, and have good stand on one's own ability and communication ability.
因为出差，锻炼了我的适应能力比较强，并且有很好的独立自主能力和沟通能力。
by one's own
1、Excessively of devote one's mind by one's own, concentrate the attention to oneself's body only.
过分的自我专注，把注意力仅仅集中到自己身上；
2、It is impossible to achieve by negotiation what one is not willing to pursue by one's own effort.
凡是不愿意靠自己的努力去实现的目标，靠谈判是实现不了的。
3、Consequently, one's position in US society is determined by one's own achievements as oppose to status or age.
因此，美国人的社会地位并不是由职位或是年龄决定的，而是通过一个人所取得的成绩。
4、Compromise one's reputation by one's own folly.
因自己的愚蠢而损害自己的名誉。
5、The interviewee put forward that some problems must be valued, such as important experimental projects, developing equipment by one's own, technology-support staff, and core innovation.
提出了目前高等学校实验室必须重视的问题，包括：忽视重大实验课题、忽视自行研制设备、忽视技术支撑人员、忽视核心创新等，它们将影响原始创新能力的提高。