rarely
词形变化：
同义词：
seldom | hardly ever | infrequently | once in a blue moon | hardly |
反义词：
often |
词义辨析：
同义参见:
seldom
反义:
ad.很少; 极好地; 不平凡地
often
frequently
rarely
词形变化：
同义词：
seldom | hardly ever | infrequently | once in a blue moon | hardly |
反义词：
often |
词义辨析：
同义参见:
seldom
反义:
ad.很少; 极好地; 不平凡地
often
frequently