improbability
n. 无必然性的事物；未必有之事
名词复数：improbabilities
近义词：paradox，unlikelihood，implausibility，dubiety，incredibility，improbableness，probability，
英英释义
Noun
- the quality of being improbable;
"impossibility should never be confused with improbability" "the improbability of such rare coincidences"
例句
- The state of being unlikely or improbable; improbability.不可能不大可能或不可能的状态; 不可能性
- Don't worry about such improbabilities as floods and earthquakes.像洪水、 地震这类不大可能发生的事，就不要担心了。