Capable of functioning under varying environmental conditions. Used of certain organisms, such as bacteria that can live with or without oxygen.
兼性寄生的能在不同环境条件下活动的。用于某些生物，如细菌在有氧或无氧条件下都能生存
Declension means varying the forms of nouns, pronouns and adjectives in a sentence.
变格是指名词、代词和形容词在句中的形式变化。
An early English measure of land area of varying value, often equal to about30 acres(12 hectares).
威尔格英格兰早期对不同价值的土地面积的丈量法，常相当于30亩(12公倾)
