perm

1. N-COUNT If you have a perm, your hair is curled and treated with chemicals so that it stays curly for several months. 燙的卷發

...a middle-aged lady with a perm. …一位燙卷發的中年女士。

2. V-T When a hairstylist perms someone's hair, they curl it and treat it with chemicals so that it stays curly for several months. 燙 (卷發)

She had her hair permed. 她燙了卷發。

3. N permutation的縮寫→short for permutation