Question

vagary 【vagary】n.奇异的幻想；妄想The building of this house in the shape of the temple was a rich man's vagary.这栋房至庙宇式的外型，是一位富人的奇想。

Accepted Answer

['veɪgərɪ] 
vagaryan unexpected and inexplicable change in something (in a situation or a person's behavior, etc.)
A vagary is an unexpected and unpredictable change, and the word is usually used in the plural. You might know from experience that the vagaries of winter weather make planning a vacation in February a risky proposition.
Vagary traces back to the Latin root meaning "wander," and you can think of a vagary as something that wanders. Events or situations that seem to change at random have vagaries. Whether the hottest new boy band will succeed or not is dependent on the vagaries of teenage enthusiasms. The  vagaries of the real estate market will determine whether that swamp property you just bought is a gold mine or a disaster.
All forms of 'vagary' will appear on average once every 2886 pages.vagary

Front	vagary
Pron	['veɪgərɪ]
Back	【vagary】 n.奇异的幻想；妄想 The building of this house in the shape of the temple was a rich man's vagary. 这栋房至庙宇式的外型，是一位富人的奇想。
Vocab	vagaryan unexpected and inexplicable change in something (in a situation or a person's behavior, etc.) A vagary is an unexpected and unpredictable change, and the word is usually used in the plural. You might know from experience that the vagaries of winter weather make planning a vacation in February a risky proposition. Vagary traces back to the Latin root meaning "wander," and you can think of a vagary as something that wanders. Events or situations that seem to change at random have vagaries. Whether the hottest new boy band will succeed or not is dependent on the vagaries of teenage enthusiasms. The vagaries of the real estate market will determine whether that swamp property you just bought is a gold mine or a disaster. All forms of 'vagary' will appear on average once every 2886 pages. vagary

Vagary Unexpected Change Veɪgərɪ N.奇异的幻想；妄想 Building House Shape