The marathon is a severe test of stamina.

马拉松赛跑是对耐力的严峻考验。

《牛津词典》

Holland's system received a severe test when a truck loaded with chemical substances caught fire in the tunnel and exploded.

当一辆装满化学物质的卡车在隧道中起火并爆炸时，霍兰德的系统受到了严峻的考验。

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"It was a severe test of guts and will," Liang said.

良杰说：“这是对胆量和意志力的一次严峻考验。”

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The Internet, "appears to have survived a severe test of the adaptable traffic routing concepts it embodies, " the company said.

CNN: Networks hit, but telecom stays operational

Recently, his belief in Russia has undergone a severe test.

ECONOMIST: Strobe Talbott, deliverer of Russia

The setback is an ominous sign for an economy already facing a severe test in 2011, as the government's fiscal retrenchment moves from plans in Whitehall to reality on the ground.

ECONOMIST: The surprise fall in GDP