variation
名词复数：variations
词形变化：
同义词：
adjustable | capricious | choppy | adaptable | floating | plastic | aberrant | aimless | flighty | fluctuating | varying | changing | changeable | erratic | uneven | patchy | up-and-down | irregular | inconsistent | mutable | flexible | inconstant | fickle | vacillating | unwavering | unsteady | mercurial | variable star | variable quantity |
反义词：
invariable | constant |
词义辨析：
同义参见:
variety
abnormality
adaptation
diversion