Turkey and Greece were buffer states against the former Soviet Union.

土耳其和希腊是反苏国家与前苏联之间的缓冲国。

《柯林斯英汉双解大词典》

The initial act spared eight rivers and narrow buffer zones around them from DAMS and development. Today the list has grown to more than 200 rivers in 39 states and Puerto Rico.

法案最初仅保护八条河流及其周围狭窄的缓冲带不得筑坝和开发，如今这一保护名单已经增加到39个州的200多条河，还包括波多黎各。

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Figure 1 shows the states of a ring buffer when two entries of a log are written into it.

图1显示了将两个条目写入到循环缓冲区后该缓冲区的状态。

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For wealthy countries, welfare states acted as a buffer to the economic shock, even at the expense of growth.

FORBES: PIGS Provide Cautionary Tale For U.S. Reform

To achieve this, the Circular states that policies to protect and sustain World Heritage Sites, including any buffer zone and setting, should be incorporated in regional and local plans as well as maps showing the extent of the World Heritage Site and any buffer zone.

UNESCO: UK National Commission for UNESCO :: New Circular on the Protection of World Heritage Sites published