Another potential source of supply is sitting in the vaults of central Banks.

另一个潜在的供给来源是央行的金库。

youdao

As we mentioned in our last letter, we are in urgent need of the goods and we may be compelled to seek an alternative source of supply.

上次已去信贵公司，表示急需此批货物。如贵公司未能供应此货，本公司或需寻求其他货源。

youdao

And if you are not able to supply them in time, we may be compelled to seek an alternative source of supply.

如贵公司未能及时供货，本公司可能被迫寻求其他货源。

youdao

it creates a new source of supply; it creates new management.

VOA: standard.2010.01.31

In short, what was once a source of supply is now a source of demand.

FORBES: Year of the Golden Rabbit

Coke's primary source of supply for orange juice sold in the U.S. is Florida.

WSJ: Coke, Pepsi Attempt to Ease O.J. Fears

Relying on a single source of U.S demand and single source of supply would be the pinnacle of economic stupidity.

FORBES: Why China Will Stop U.S. Energy Independence