当水位高的时候，使用者只需要往下走几个台阶就能到达井的部位；当水位低的时候，就要走好几层了。

When the water level was high, the user needed only to descend a few steps to reach it; when it was low, several levels would have to be negotiated.

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就在最近，在墨西哥湾的深海钻井平台爆炸之后，高敏感罗盘指引着工程师们进行了钻凿减压井的工作。

Recently, highly sensitive compasses guided engineers as they drilled relief Wells in the Gulf of Mexico after the Deepwater Horizon blowout.

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亀井静香，前警察厅长官，而今是国会议员，他形容日本的高认罪率“不正常”。

Shizuka Kamei,a former chief in the National Police Agency and now a member of the Diet(parliament), describes Japan's high conviction rate as “abnormal”.

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