purchase order
定购单
例句与用法：
An official requisition or purchase order for goods.
购买委托书，订单购货的官方通知单或订货单
词形变化：
名词: purchaser | 动词过去式: purchased | 动词过去分词: purchased | 动词现在分词: purchasing | 动词第三人称单数: purchases |
purchase order
定购单
例句与用法：
An official requisition or purchase order for goods.
购买委托书，订单购货的官方通知单或订货单
词形变化：
名词: purchaser | 动词过去式: purchased | 动词过去分词: purchased | 动词现在分词: purchasing | 动词第三人称单数: purchases |