I would like to send this by registered mail, please.
我想把这封信挂号寄出。
To make it easier for us to get the goods ready for shipment, we hope that partial shipment is allowed.
为了便于我方备货装船,希望允许分批发运。
The Native Americans caught and trained them and were then able to use them to carry their goods when they travelled from one camping ground to another.