She is a pillar of strength in a crisis.

她在危难中表现非常坚强。

《牛津词典》

She was a pillar of strength to us when our situation seemed hopeless.

当我们的情况似乎毫无希望时，她曾是我们的力量支柱。

youdao

From a practical aspect this protected the figures against breakage and psychologically gives the images a sense of strength and power, usually enhanced by a supporting back pillar.

从实用的角度来看，这保护了雕像，让它们不破裂，并在心理上赋予形象一种强壮有力的感觉，这种感觉通常又被一个在后方支撑的柱子加强。

youdao

South Korea, a pillar of strength in East Asia, is also experiencing difficulties.

FORBES: East Asian Economies Slump

Fears about rising oil prices have taken a leg out from under the energy sector, once a pillar of strength in the markets.

FORBES: Weak Energy Sector Powers Stocks Lower

During the last few turbulent years in the financial markets, it has been a pillar of relative stock-market strength, a kind of haven for equity investors.

FORBES: The Ominous Market Signs Coming From Germany