蔚 蔚的英文 英语翻译 colourful; luxuriant 拓展翻译 蔚兰的caeruleus蔚蓝的sky blue蔚蓝色sky blue蔚蓝色内障blue cataract; cataracta cerulea; cerulean cataract蔚然成风become common practice蔚为大观present a splendid sight