音標(biāo)發(fā)音英式音標(biāo) [?e??θri?]美式音標(biāo) [?e??θri?]英式發(fā)音 美式發(fā)音 基本解釋(英國標(biāo)準(zhǔn)的)A3紙(29.7 x 42厘米)。同根派生 A3相關(guān)詞英漢例句noun [ U ]a sheet of A3 一張A3紙A3 paper A3紙A3更多例句英英字典劍橋英英字典 in the UK, paper that is a standard size of 29.7 centimetres by 42 centimetresA3劍橋字典A3柯林斯字典