为更好的保证生蚝的安全性，GAO表示，FDA应与生蚝行业加强合作。
To better ensure oyster safety, says GAO, FDA should work with the oyster industry to (in my paraphrase)
加强卫生系统(理想的做法是以初级卫生保健为基础)，是达到卫生保健方面更高效率和公平性以及卫生部门内外更高安全性的可靠途径。
Strengthened health systems, ideally based on primary health care, are a reliable route to greater efficiency and fairness in health care and greater security in the health sector and beyond.
为进一步加强当前数字水印的安全性，对得到广泛研究的自适应水印中的可反向性问题进行了探讨。
To further enhance the security of the present digital watermarking, the reversibility of widely researched adaptive watermarking is investigated.
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