oneself

1. She demonstrated how best to defend oneself.
   她示范最有效的自卫方法。
2. One cannot inure oneself altogether to such malicious criticism.
   谁也不能总是忍受这种恶意批评。
3. Learning to express oneself well is an important part of education.
   学会把意思表达清楚是受教育的一个重要方面。
4. One can congratulate oneself on one's victories.
   一个人也可以自己庆祝自己的胜利。
5. Constantly protecting oneself from criticism, exposure of one's shortcomings, or other real or perceived threats to the ego.
   自我保护的，自卫的不断地保护自己，使自我不受批评，不暴露自己的短处或不受其它真的或可察觉的事威胁自我的
6. Interest in one's environment or in others as opposed to or to the exclusion of oneself.
   外倾对环境或其它的如与自身相反的或自身以外的事物的兴趣
7. It is not always easy to amuse oneself on holiday.
   让自己在假期里自娱并不总是容易的。

one.self

pron.（代词）
One`s own self:
亲自，本人
Used reflexively as the direct or indirect object of a verb or the object of a preposition:
自己，自身：用作反身代词，为动词直接宾语或间接宾语的受词，或介词宾语的受词：
例句：
One can congratulate oneself on one`s victories.
一个人也可以自己庆祝自己的胜利

Used in an absolute construction:
用于独立结构：
例句：
When in charge oneself, one may rearrange the committees as one pleases.
当自己负责管理时，便可以根据自己的意愿重新安排委员会

One`s normal or healthy condition or state.
一个人的正常的或健康的状况或状态