求翻译：其次应得体地选择领带。领带的长度、宽度都有一定讲究，但材料和颜色、样式是最重要的。较正规和 高级的商务活动切忌戴化纤和做工粗糙、用料单薄的领带。是什么意思？

Secondly, we should appropriately chosen tie. The length, the width of the tie have some stress, but the materials and colors, the style is the most important. More formal and advanced business activities should not wear chemical fiber and rough work, tie thin materials.

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