refrain noun
ADJ. constant | familiar Complaints about school food have become a familiar refrain.
VERB + REFRAIN sing, take up The choir's sopranos took up the refrain.
REFRAIN + VERB go Shoppers, so the refrain goes, are never happy until they have found a bargain.
refrain verb
ADV. carefully, deliberately He deliberately refrained from expressing his opinion on the matter. | wisely
PREP. from I refrained from laughing.
You can also check other dicts: refrain (English, 中文解释 ), wordnet sense, Collins Definition