地形是通过改变其他生态因子而对生物产生影响的,所以地形称为 ______ 生态因子。
间接
暂无解析
英语翻译:人类文明的发祥地
Thatisthehouse_______youcanenjoythescenery.
Policeare________thedisappearanceoftwochildren.
________,hehadnotimetorest.
Theyshouldtryto________theirusualinhibitionsandjoininthefun.