With a clear plastic shell, this bubble provides unparalleled, 360-degree views of the wild world around you while sheltering you from the elements.

透明的塑料外壳让你能够360度地欣赏身边无与伦比的自然景观，同时又保护你远离危险。

youdao

While the Fed was not forecasting a coming crisis in 2006, it was clearly aware of many of the elements that had caused the housing bubble to inflate to dangerous proportions.

FORBES: Bernanke Was Hoping For Soft Landing In '06, Didn't Get It

These elements have in recent months become an investment fad, some would argue a bubble.

FORBES: Magazine Article