Prevalence

['prev(ə)l(ə)ns;'prevəl(ə)ns;'prevələns] or ['prɛvə

解释:

(noun.) the quality of prevailing generally; being widespread; 'he was surprised by the prevalence of optimism about the future'.

(noun.) (epidemiology) the ratio (for a given time period) of the number of occurrences of a disease or event to the number of units at risk in the population.

手打:旺达--From WordNet

解释:

(n.) The quality or condition of being prevalent; superior strength, force, or influence; general existence, reception, or practice; wide extension; as, the prevalence of virtue, of a fashion, or of a disease; the prevalence of a rumor.

巴贝奇录入

同义词及近义词：

n. [1]. Superiority, success, predominance, preponderance, prosperity.[2]. Influence, efficacy, power, force, strength.[3]. Universality, wide extension, general reception.

手打:梅尔瓦

同义词及反义词：

SYN:Custom, power, influence, operation, extension, predominance, superiority,influence, efficacy, preponderance

ANT:Disuse, desuetude, obsoleteness, decay, evanescence, disappearance, mitigation,subordination, collapse, abandonment, abolition, diminution, subsidence,subjection

录入:奥维尔