音標(biāo)發(fā)音英式音標(biāo) [?ɡre?.d?d ?ri?.d?r]美式音標(biāo) [?ɡre?.d?d ?ri?.d?]英式發(fā)音 美式發(fā)音 基本解釋分級(jí)系列讀物（用於閲讀教學(xué)，或作爲(wèi)學(xué)習(xí)外語者自己閲讀之用）。同根派生 graded reader相關(guān)詞英英字典劍橋英英字典 one of a series of books of increasing levels of difficulty, used for teaching people to read, or to help them learn a foreign language by readinggraded reader劍橋字典graded reader柯林斯字典