/ɪt'self; ɪt`sɛlf/
reflex, emph pron 反身、强调代词 (only taking the main stress in sentences when used emphatically 只在句中表示强调时方重读)
1 (reflex 反身) (used when the animal, thing, etc causing the action is also affected by it 用以复指施动的动物、事物等)
*The wounded horse could not ,raise itself from the `ground. 那受伤的马自己站不起来了.
* The committee decided to a,ward itself a `pay increase. 委员会决定给委员本身加薪.
2 (emph 强调) (used to emphasize an animal, a thing, etc 用以指动物、事物等以加强语气)
*The name it`self sounds foreign. 这名字本身听起来就很陌生.
3 (idm 习语) by it`self
(a) automatically 自动地
*The machine will start by itself in a few seconds. 机器在几秒钟後会自动开启.
(b) alone 独自地; 单独地
*The statue stands by itself in the square. 广场上孤零零地立着这座雕像.

pron [reflexive form of 'it']
used to show that a thing, organization, animal, or baby that does something is affected by its own action
　The cat lay on the sofa, washing itself.
　The machine switches itself off when the process is complete.
　a small local enterprise that has transformed itself into a highly successful company
used to emphasize that you are talking about one particular thing, organization etc
　We've checked the wiring so the problem may be the television itself.
in/of itself
considered separately from any other facts
　There is a slight infection in the lung which in itself is not serious.
(all) by itself
a) alone
　Will the dog be safe left in the car by itself?
b) without help or without a person making it work
　The door seemed to open all by itself.
(all) to itself
not shared with other things
　This idea deserves a chapter to itself.