求翻译：以银行到账日期为准，每月结算一次；即，当月到帐的合同于次月二十八日发放佣金（遇节假日顺延）（所有折扣以四舍五入原则计算）；是什么意思？

Date shall be credited into the bank, the monthly billing once; that is, arrive month contract on payment of commission on 28 month (case of holiday) (All discounts are calculated in rounded-off);

In a bank account to date of the settlement, each month during the month; that is, once the contract to account for the meeting on 28 January holidays Commission (in case) (all discounts extended to 4 buildings 5 ) calculated into principles;

Take the bank to the account date as, each month settles accounts one time; Namely, on 28th will provide the commission the same month to the account contract in the next month (to meet holiday to postpone) (all discounts to round up principle computation);

Is subject to the bank account date, settlement once a month; that is, for the contracts to the account in the 28th of the month payment of commissions (if holiday deadline) (all discounts calculated on a rounded principle);

That the bank arrives for date serves as the standard, settle account once per month; Namely contract that arrive that month release commission (meet postpone festivals or holidays) (all discount in order to round up principle calculate) on will it be 28 months;