transactionsn.会报；交易名词transaction的复数形式.transactionn.交易；办理；处理；事务（复）transactions: 学报；会报.transaction approach交易学说transaction rollback事务重算transaction currency交易货币transaction-drivenn.交易驱动transaction semantic事务语义transaction security交易安全性Transaction rigidity交易刚性transaction capacity吞吐量transaction expenses交易费用transaction exposure交易暴露,交易风险