supercycle
n. 超周期,超旋回
例句
The commodity supercycle started in 2002.
大宗商品超级周期始于2002年。
The commodity "supercycle" has turned since 2006.
大宗商品“超级周期”在2006年后发生逆转。
They talk of a “supercycle” of 20-25 years of high demand.
他们认为,这些强大的需求周期将持续20-25年。