The collection and study of stamps, postmarks, and related materials collecting.

集邮对，邮戳和有关的材料的收集和研究；收集。

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The collection and study of postage stamps, postmarks, and related materials; stamp collecting.

集邮对，邮戳和有关的材料的收集和研究；收集。

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The Collection and Study of physicians' experience in Ling Nan is the subject of Ling Nan medicine.

岭南医家经验整理研究是岭南医学的主体，整理名老中医学术经验是岭南医学研究的重要内容。

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It has always been a study collection, not a museum and is open only by appointment.

ECONOMIST: A collection that��s well worth a visit

Congress might even go a step further and mandate data collection so that Treasury or other agencies could study their effectiveness.

FORBES: Three Strikes and You're Out for Tax Extenders

The Collection is of great significance for the study of the history and culture of the peoples of Central Asia, India, Pakistan, Afghanistan, Iran and the Arab world, and of the political, diplomatic and cultural relations between them.

UNESCO: OFFICE IN TASHKENT