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has been stockpiling

  • present perfect progressive
    of stockpile (3rd person singular).
    stockpile
    noun
    a supply of material, as a pile of gravel in road maintenance.

Example Sentences

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China has been stockpiling oil and rolling out wind and solar power to improve its energy security.

From The Wall Street Journal ● Feb. 11, 2026

Russia, an important global supplier, has been stockpiling for domestic use.

From Salon ● Jan. 11, 2023

Elsewhere, Samantha Broad, who runs Lighthouse Toys, an online toy seller based near Cambridge, says she has been stockpiling toys for this Christmas since January.

From BBC ● Aug. 26, 2022

Boeing, which has been stockpiling the metal in recent months, gets about a third of its titanium from Russia, the Wall Street Journal reported earlier.

From Seattle Times ● Mar. 7, 2022

It’s still unclear what, exactly, that trade deal would entail or how China would approach North Korea, which has been stockpiling and testing nuclear missiles.

From Washington Post ● Apr. 13, 2017