形容词

1. 未受影响的；未被改变的
If someone or something is unaffected by an event or occurrence, they are not changed by it in any way.

2. 不矫揉造作的；自然的；率真的
If you describe someone as unaffected, you mean that they are natural and genuine in their behaviour, and do not act as though they are more important than other people.

1. undergoing no change when acted upon

e.g. entirely unaffected by each other's writings
fibers remained apparently unaffected by the treatment

2. free of artificiality
sincere and genuine

e.g. an unaffected grace

3. emotionally unmoved

e.g. always appeared completely unmoved and imperturbable

Synonym: unmoved(p)untouched