It was actually a very beautiful sight, with the smoke and the metal and the paper against the blue sky.

事实上那是非常迷人的一幕，浓烟，金属碎片，纸张充斥在蓝色的天空中。

youdao

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.

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。

youdao

Mr. Liu’s wrist was bruised from pressing the edge of his blue metal desk, piled with a foot-high stack of textbooks.

课桌上堆满了一英尺高的课本，刘的手腕只能长期压在冰铜课桌边缘，因而呈现出斑斑瘀青。

youdao

These metal devices helped reinforce the blue jean cloth to make the pants stronger.

VOA: special.2009.12.18

Over the next 22 hours, one by one, the miners were hoisted to freedom in a red, white and blue metal capsule.

CNN: After a final day together, miners begin to disband

By day my two-bunk sleeping compartment looked a little spartan, with gray-blue upholstery and metal lounge chairs.

FORBES: Through the Rockies In Style

Now all that remains is wasteland, surrounded by a blue, corrugated metal fence.

BBC: Phnom Penh��s fast-fading architectural treasures