空心微球型材料由于具有特殊的空心结构而致使其具有许多独特的物理化学性质，因而具有广阔的应用前景。
Due to their inner hollow structure, the hollow microspheres have many special physical and chemical properties and have extensive potential applications.
今年，由于粮农组织与其他国际社会共同促进这个全球重要资源的可持续性利用，2002年的世界粮食日将具有一个特殊的意义。
This year, World Food Day 2002 had a special meaning as FAO joins with the international community to promote the sustainable use of this essential global resource.
许多深孚众望的阿富汗人甚至确信，由于阿富汗对美国利益具有特殊重要性，外国人不会丢下卡尔扎伊、也不敢冒险过分激怒他。
And many senior Afghans are convinced that their country remains so important to American interests that the foreigners will never dare to leave or risk annoying Mr Karzai too much.
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