基本解释標準的(standard的縮寫), 疾病, 性傳播疾病(sexually transmitted disease的縮寫), 電話, (英國和澳大利亞的)用戶直撥長途電話(subscriber…。同根派生 std相关词英英字典劍橋英英字典 written abbreviation for standard adjective .std剑桥字典std柯林斯字典