Rooted in the physical principle of least action, they have wide applications in diverse fields.

在于最小行动的物理原理，他们在完全不同的领域有广泛应用。

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The existence and multiplicity results are obtained for a class of fourth-order nonlinear elliptic equations by the least action principle and the minimax methods, respectively.

通过极小化作用原理和极小极大方法得到了一类四阶非线性椭圆方程解的存在性和多重性。

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At least four high-flying warplanes had to take evasive action.

至少有4架高空飞行战机不得不采取退避行动。

《柯林斯英汉双解大词典》

Experts at the Organization for Economic Cooperation and Development estimated that the action cost Egypt's economy at least ninety million dollars.

VOA: special.2011.02.07

In fact,they found that at least 800 genes spring into action in a finch's brain whenever it sings.

VOA: standard.2010.04.05

Some would suggest he made a mistake by not addressing the stock market bubble or at least taking action to burst the stock market bubble sooner.

NPR: Alan Greenspan and the Federal Reserve

Yu Shu Lien (Michelle Yeoh), probably the least excitable action heroine in modern movies, is given a sword by Li Mu Bai (Chow Yun Fat), for safekeeping.

NEWYORKER: Crouching Tiger, Hidden Dragon

Under union law, union executives need to give notice that they are taking strike action at least seven days before action is taken although individuals do not have to tell their employer they intend to strike.

BBC: Teachers in NASUWT vote for strike over pensions