求翻译：自2000年我国成立全国社保基金至今，我国社保基金运营取得了较大成绩，但当前我国社保基金保值增值也面临较大压力。是什么意思？

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Since our establishment in 2000 the National Social Security Fund has so far, my social security fund has made a great run, but our country is now covered under the Social Security Fund value is also facing greater pressures.

The our country tenable nation society guarantees the fund from 2000 until now, our country society guaranteed the fund operation to obtain the big result, but current our country society guaranteed the fund to guarantee price the increment also to face the tremendous pressure.

Since 2000, has established the national social security fund in China, China social security fund operation has achieved greater results, but the current appreciation of the Social Security Fund also face greater pressure.

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