名詞 eccentricity:

1. strange and unconventional behavior
2. (geometry) a ratio describing the shape of a conic section; the ratio of the distance between the foci to the length of the major axis
3. a circularity that has a different center or deviates from a circular path

1. His eccentricity had become legendary long before he died.
   在他去世之前他的古怪脾氣就早已聞名遐爾了。
2. One of his eccentricities is sleeping under the bed instead of on it.
   他的怪僻之一是睡覺睡在床底下而不睡在床上。

ec.cen.tric.i.ty

n.（名詞）
【復數(shù)】 ec.cen.tric.i.ties

The quality of being eccentric.
古怪：古怪的特性
Deviation from the normal, expected, or established.
反常：對正常、應當或既定的東西的違背
An example or instance of eccentric behavior.
怪癖：古怪反常行為的事例或典型
Physics The distance between the center of an eccentric and its axis.
【物理學】 偏心距：偏心圓的中心與圓軸間的距離
Mathematics The ratio of the distance of any point on a conic section from a focus to its distance from the corresponding directrix. This ratio is constant for any particular conic section.
【數(shù)學】 離心率：二次曲線上任何一點到焦點的距離與到準線的距離之比對任一特定二次曲線來說，這個比值都是一個常數(shù)

<參考詞匯><同義詞>eccentricity,idiosyncrasy,quirkThese nouns refer to peculiarity of behavior.
這些名詞表示行為的特異。
Eccentricity implies divergence from the usual or customary:
Eccentricity 表示違背常規(guī)或習俗：
例句：
.England is the paradise of individuality, eccentricity, heresy, anomalies, hobbies, and humors. (George Santayana).
.英國是個人主義、怪誕、反常、邪教、異端、嗜癖和幽默的天堂. （喬泊·桑塔亞納）。

Idiosyncrasy more often refers to such divergency viewed as being peculiar to the temperament of an individualist and serving as an identifying trait:
Idiosyncrasy 更常指個體的脾氣特征與眾不同，可作為識別個人的特點：
例句：
The use of lowercase letters for capital letters was one of the idiosyncrasies of the poet e.e. cummings.
用小寫字母代替大寫字母是詩人e.e.卡明斯特有的風格。

Quirk, a milder term, merely suggests an odd trait or mannerism:
Quirk 是一個較輕的用詞，主要指古怪的特點或癖性：
例句：
.Every man had his own quirks and twists. (Harriet Beecher Stowe).
.人人皆有怪癖. （哈里特·畢卻·斯透爾）