inconsistent
adj
1 [usu pred 通常作表語]
~ (with sth) not in harmony (with sth); containing parts that do not agree with one another 不和諧; 不一致; 不協調
Such behaviour is inconsistent with her high-minded principles. 這樣的行為與她情操高尚的原則是格格不入的.
His account of the events was inconsistent. 他對那些事情的說法前後矛盾.
2 not staying the same; changeable 反覆無常的; 易變的
He is inconsistent in his loyalty
sometimes he supports us, sometimes he's against us. 他并非一貫忠心耿耿, 有時支持我們, 有時反對我們.