The forecast is for changeable weather.
預報針對的是變化無常的天氣。
The weather was very changeable last winter.
去年冬天天氣變化無常。
My boss has a changeable character.
我的老板性格多變。
Her moods are very changeable.
她的情緒變化無常。
The current political situation is changeable.
風云變色。