complete a business transaction的用法和样例：
例句
- Adopting prepayment or margin transaction system will be favorable for online trading development in the future.
网路交易在现行交割制度下存在违约风险，采预收款券或保证金之交易方式，有利于网路交易未来的发展。 - The transaction is expected to close in the third quarter of this year and is subject to customary closing conditions and regulatory approvals.
按计划，此交易将于今年第三季度末完成交割，但尚需要等待惯例性的交割条款的达成以及监管机构的批准。
