1 used when the person who does an action is also affected by it (表示某人受自己行为影响)某人自己:
One can teach oneself to play the piano but it is easier to have lessons.弹钢琴是可以自学的,但有人教,学习起来就比较容易。
2 used to emphasize sth (用于强调):
One could easily arrange it all oneself.谁都可以自己安排好。
(all) by oneself
1 alone 独自
☞Look at the note at alone. 参看alone的注释。
oneself/wʌnˋsɛlf; wʌnˈself/pron formal the REFLEXIVE form of ‘one’, used when you are talking about people in general, including yourself【正式】自己﹐自身〔one 的反身代词〕
oneselfpronoun (formal)used with ‘one’ for saying that an action involves the person doing it: One has to ask oneself if such action is necessary.by oneself1alone; without other people2without help