名词

1. 改变；变更
An alteration is a change in or to something.

2. 更改；改动
The alteration of something is the process of changing it.

1. the act of making something different (as e.g. the size of a garment)

Synonym: modificationadjustment

2. the act of revising or altering (involving reconsideration and modification)

e.g. it would require a drastic revision of his opinion

Synonym: revision

3. an event that occurs when something passes from one state or phase to another

e.g. the change was intended to increase sales
this storm is certainly a change for the worse
the neighborhood had undergone few modifications since his last visit years ago

Synonym: changemodification