For the next two decades, the active naval fleet hovered at about 1,000 ships.

在接下来的20年里，现役海军舰队徘徊在1000艘左右。

Taking paid human workers out of that equation could save a lot of money; already, Tortoise is working with several scooter manufacturers and active fleet operators, including Go X and Shared, to put its product on the streets.

如果能从中除去人工费用，可以省下很多钱；目前，小龟已经与几家踏板车制造商和共享电动车运营商（包括Go X和Shared）合作，将其产品投放到街头。