invaluable
词形变化：
副词: invaluably | 名词: invaluableness |
同义词：
priceless | precious | dear | worthwhile | valuable | irreplaceable | vital | instrumental | helpful | important | unique | treasured | inestimable | rare | choice | costly | valueless |
反义词：
词义辨析：
同义:
a.无价的; 珍贵的
priceless
precious
dear
worthwhile
同义参见:
valuable
反义:
a.非常贵重的; 无法估价, 无价的
valueless
valuable