Chinese ⇄ Arabic Basque Bulgarian Catalan Croatian Czech Danish Dutch English Estonian Finnish French German Greek Hungarian Irish Italian Latvian Lithuanian Maltese Norwegian Bokmål Polish Portuguese Romanian Russian Slovak Slovene Spanish Swedish Turkish Ukrainian

生态因素
environ.	faktor ekologický (在给定的条件下，对生物体或其群落施加的可观影响，引起生物体数量的增减或生物群落内部变化的环境因素。)