These are goods that are unidentified at the date of formation of the contract and may or may not be future goods.

未确定物是合同订立时未确定的货物，可以是也可以不是未来物。

youdao

If a contract provides for future carriage of goods in a series of shipments during an agreed period, the provisions of this Convention apply to each shipment.

如果合同规定，今后的货载将在某一约定期间内分批运输，则本公约的规定应适用于每一批货载。

youdao