Electric golf cart batteries are one type of relatively inexpensive deep-cycle battery that is often used for energy storage in smaller PV systems.

电动高尔夫球车使用的蓄电池是一种比较便宜的深循环蓄电池，通常应用于小型光伏系统中储存能量。

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The carbon cycle influences the rate at which mountains weather down into seas, the deep circulation of ocean waters helps govern the ebb and flow of ice sheets, and so on.

碳循环影响了山脉夷为海洋的速度，海水深度循环有助于控制冰川消逝和流动，诸如此类。

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Its task is to keep inflation down (helping smooth out the economic cycle), to protect the financial system, and to prevent a recession turning into a deep slump.

他的任务是控制通胀(平滑过渡经济周期)，保护金融体系，和阻止衰退转为萧条。

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They happen because management ignores deep-seated weaknesses and allows itself to get caught up in a cycle of short-term initiatives meant to meet high expectations with high-risk growth.

FORBES: The Only Way to Long-Term Corporate Growth

Given all the discoveries that we have made from an up-close investigation of these ocean ridges, we can't help but wonder what we might find at the far end of the same plate tectonic cycle where seafloor is drawn back into the Earth's interior at deep-ocean trenches.

CNN: Probing the ocean's undiscovered depths