Do you know why different animals or pests have their special colors?

你知道为什么不同的动物或宠物有他们独特的颜色？

youdao

ABSTRACT: Do you know the history of wine bottle? Do you know why wines are bottled with glass bottles? Do you know different types of wine bottles?

摘要： 葡萄酒瓶虽然不是文字，但却蕴含着许多信息：酒瓶的形状、酒瓶的颜色和酒瓶的凹槽，你知道酒瓶这些特点的由来吗？

youdao

ABSTRACT: Do you know the history of wine bottle? Do you know why wines are bottled with glass bottles? Do you know different types of wine bottles?

摘要： 葡萄酒瓶虽然不是文字，但却蕴含着许多信息：酒瓶的形状、酒瓶的颜色和酒瓶的凹槽，你知道酒瓶这些特点的由来吗？

youdao