extinction of language and culture is one of the major challenges we face today,中we face在句中的成分

the reasons for the extinction of dinosaurs什么意思 急需extinction of languages的英语文章,200-250字急需extinction of languages的英语文章，200-250字 extinction coefficients extinction coefficients and the extinction of one species' wild population can have knock on effects,causing further extinctions.these are also calledchains of extinction.4532 Is a collection of stories about animals on the edge of extinction Many wild animals are facing the danger of extinction,because the environment that they are livingMany wild animals are facing the danger of extinction,because the environment that they are living in has changed greatly.For example，with the develop animal extinction 翻译 Extinction Spectra Measurements意思 Megafaunal Extinction的意思 CATEGORIESOFFIRE-EXTINCTION是什么含义 spectes extinction什么意思 extinction voltage是什么意思 they need the library to help breed new crops in case of species extinction请给出正确翻译 这句英语中的is of怎么理解?Many people assume that the extinction of a plant or animal species is of little consequence. extinction of language and culture is one of the major challenges we face today,中we face在句中的成分 急!extinction sucks 什么意思? 英语 所有格Many animals face extinction as the result of human interference.这句话human interference是说人类的干涉吧,为什么不说human's interference呢?