Their number and strength, their ebb and flood, their play and counter play and above all the laws of their nourishment remain quite unknown to us.

他们的数量以及力量，他们的起起落落，他们的游戏和相反的游戏，超越所有的，它们自己营养的定律，那对我们还是未知的。

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The problem that the strength of masonry structure materials will reduce after soaked in flood affects the structures 'safety and durability.

砌体结构材料受洪水浸泡的强度降低问题影响了结构安全性和耐久性。

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To establish the evaluation model of flood calamity strength using developable subject method and to show the evaluation result by the quantitative data have a certain practicality.

洪水灾害强度受多种因素的影响，利用可拓学方法建立洪灾强度评价模型，并用定量的数值表示评价结果。

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The loan volume had doubled this year, bringing in a flood of dollars into Brazil and adding to currency strength.

FORBES: Brazil Currency Fair Value Between BRL1.52 and BRL1.56, Says Nomura

If he needed a surge of strength, he imagined throwing an electric switch to flood his muscles with power.

ECONOMIST: John Bachar, free-climber, died on July 5th, aged 52

The declines, which were minor, follow a period of strength for the world markets, propelled in part by a flood of money from private equity funds into takeovers.

FORBES: Magazine Article