The roll is increased and severer than shipping state when the frequency of wave is similar as the natural rolling frequency of ships.

船舶在系泊或低航速状态下，当涌浪周期接近船舶自然横摇周期时，船舶摇摆比航行时更为剧烈。

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And in practice our proclivities are things we allow ourselves, like a ball rolling down its natural course.

在实践中，我们的癖性是被我们自身纵容的东西，就好像一颗球顺应自然规律从高处滚下。

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The tauren lands consist of rolling, grassy hillsides that border lakes and natural cave formations.

牛头人的土地由与湖和自然洞穴接壤的连绵起伏的绿色山坡所组成。

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That should keep the world's largest "natural" supermarket, and its investors, rolling in green.

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Rolling back coal-related rules and regulations while asking natural gas-and-nuclear-fired power plants to meet stricter standards is not realistic.

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The primary emissions reductions over the next four years will come from installing more natural gas to replace coal, implementing the higher CAFE standards, rolling out more fully electric cars and beginning to install smart grid components.

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