基本解释妥善帐簿英汉例句双语例句We were unable to determine whether proper books of account had been kept.我们不能确定帐薄是否完整保存和记录。proper books of account更多例句词组短语短语proper r books of account 妥善帐簿proper books of account更多词组专业释义经济学妥善帐簿