音標發(fā)音英式音標 [?e??tu?]美式音標 [?e??tu?]英式發(fā)音 美式發(fā)音 基本解釋（英國標準的）A2紙（42 x 59.4厘米）, A2考試（英格蘭和威爾士17、18歲學(xué)生參加的公共考試。學(xué)生通常在參加AS等級考試一年后參加該考試。兩種考試成績構(gòu)成完整的A等級資格。）。同根派生 A2相關(guān)詞英漢例句nouna sheet of A2 一張A2紙A2 paper A2紙A2更多例句英英字典劍橋英英字典 in the UK, paper that is a standard size of 42 centimetres by 59.4 centimetres a public exam taken in England and Wales by children aged 17 or 18. Students take AS level exams then A2s, usually a year later, which together make a full A level qualification.A2劍橋字典A2柯林斯字典