常見例句用作名詞 (n.)Once eBooks become mainstream, however, Rotman Epps argues, this lead could easily dissipate.然而，埃普斯認爲(wèi)一旦電子書成爲(wèi)主流，這種優(yōu)勢可能會菸消雲(yún)散。 返回 Epps