The early Moon developed as a mostly liquid ball of magma covered with a thin crust of lighter minerals.

早期的月球大部分是熔浆构成的液体装球体，表面覆盖着一层较轻矿物组成的薄壳。

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The toy is a giant billiard ball filled with blue liquid and a clear window that looks in on a shape, which floats in the liquid, with 20 sides.

这种玩具是个巨大的撞球，里面装满了蓝色的液体，还有一个清楚的窗口，通过该窗口可以看到一个漂浮在液体中的20面体。

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It's not actually wine in the glass globes, but liquid mixtures that deliver the scent when you put your nose in the funnel and squeeze the rubber ball.

玻璃杯中不是真正的葡萄酒，而是当你把鼻子凑到漏斗并挤压橡皮球后发出来的混合液体的味道。

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Aluminum foil as glassware scrubber: To get baked-on food off a glass pan or an oven rack, use dishwashing liquid and a ball of foil in place of a steel-wool soap pad, says Mary Findley, president of the cleaning-products developer Mary Moppins.

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He then tested how much friction there was when a ceramic ball and a polyethylene socket were immersed in a liquid with the same properties as synovial fluid.

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