Our sovereignty over the islands in the South China Sea is based on discovery, preoccupation as well as long-term, sustained and effective management.

我们对南海诸岛的主权是建立在发现、先占和长期、持续、有效管理的基础之上。

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Based on their observations, the authors conclude that long-term climate change is likely to influence both deep-sea communities and the chemistry of their environment.

在观察的基础之上，作者作出结论：长期的气候变化可能影响到了深海生物群落以及深海环境中的化学现象。

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Enter Allman, who came to Ghana as a Fulbright Scholar to establish the first long-term sea turtle research and conservation program in Ghana.

作为富布赖特学者来到加纳的安特尔·奥尔曼，在加纳建立了第一个长期的海龟研究和保护计划。

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For near-term sea-based or more comprehensive territorial missile defenses, however, the sort of arms control deal fancied by President Clinton must not be consummated.

CENTERFORSECURITYPOLICY: Center For Security Policy

With long term Treasuries decidedly weakening as leading and coincident economic indicators wax buoyant, what is normally a long term sea change could be compressed into a year or two.

FORBES: Big Caps Adumbrate The Bull Market (With Exceptions)

Of these, clearly the most cost-effective and if properly executed nearest-term would be a sea-based program using the Navys existing Aegis fleet air defense assets.

CENTERFORSECURITYPOLICY: Make Missile Defense Happen