全部

1·It is always more important to know how to study by oneself than to memorize some formulas.

知道如何自学永远比记住一些公式更重要。

2·Having the ability to solve problems by oneself reflects that the person is independent and has already grown up.

具有独立解决问题的能力，反映出一个人已经独立，已经长大了。

3·One is firmly established by oneself.

卓然自立。《新英汉大辞典》

4·One cannot live by oneself.

人不能单独生活。

5·One cannot play tennis by oneself.

一个人不能独自打网球。

6·I am to feel everything is by oneself.

我是觉得一切是由自己。

7·We bicycled by oneself, singing loudly.

咱们骑着脚踏车前进，大声歌唱着。

8·I wish to be by oneself with you all night.

我期望整夜都与你在一起。

9·We enjoyed driving by oneself the new expressway.

咱们喜爱沿着新建的高速公路开车。

10·I satirize am betrayed by oneself most own person!

我讽刺的被自己最亲的人所出卖！

自行

1·Being darkly medium is like the hand with an invisible, push a toilet door, it opened by oneself!

黑暗中，像是有一只无形的手，推动着厕所门，它自行打开了！

2·My plant by oneself development design, creation, produce for the modern business enterprise of integral whole.

本厂自行开发设计、制作、生产为一体的现代企业。

3·Test unit made by oneself was adopted, the data of injection mould cavity average pressure were first got from checkout in home. In addition, they can be dynamically shown and automatically recorded.

本文采用自行研制的测试装置，在国内首次测得注塑模具模腔平均压力的数据，并能达到动态显示、自动记录。

4·If You Are New User Electronics Or Want To Economize Or Want To Build Electronics Project Use By Oneself.

如果您是新用户的电子或想节约或想建立电子项目自行使用。

单独

1·One cannot live by oneself.

人不能单独生活。