名词

1.不可数名词：转变，变换[作定语]（ a metric conversion table）

2.可数名词：转变

英语解释

a change of religion

(psychiatry) a defense mechanism represses emotional conflicts which are then converted into physical symptoms that have no organic basis

act of exchanging one type of money or security for another

interchange of subject and predicate of a proposition

a successful free throw or try for point after a touchdown

the act of changing from one use or function or purpose to another

an event that results in a transformation

a change in the units or form of an expression:

a spiritual enlightenment causing a person to lead a new life