之后，他们来到了一处海岸，那里有不下于六十五只蓝尾巴的红色大鹦鹉，它们排成一行，蹲在一根栏杆上，全都睡得很香。
After this they came to a shore where there were no less than sixty-five great red parrots with blue tails, sitting on a rail all of a row, and all fast asleep.
我们会一起去，带上大束的花，足够这些分别属于红或蓝的男孩们。可事实上，他们却来自于墨西哥的同一个州。
And we will go together and bring a big bunch of flowers, enough for both of these boys whose families are actually even from the same state in Mexico.
锇：是一种密度大的自然元素——其密度是铅的两倍——这种蓝灰色的金属在需要硬度和稳定性的应用领域大放异彩。
Osmium (Os) : The densest of natural elements-twice as dense as lead-this blue-grey metal finds a home in applications where hardness and durability are essential.
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