最高等级的“培罗加”，是以白鲟的黑或灰色大鱼子制成；新鲜培罗加相当稀少，价钱也十分昂贵。

The Best grade, Beluga, is prepared from large Black or gray eggs; fresh Beluga is relatively scarce and thus expensive.

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咖啡豆是黑咖啡的原料，它的种类有几百种，根据品种、产地和等级的不同而不同，价格也随之发生变化。

Raw coffee beans are black, it has hundreds of species, according to variety, origin and level varies, prices also change.

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玩计算器，玩计算，可以玩游戏的计算器，用不同颜色来区分游戏难度等级，从简单到困难依次为橙、黄、绿、深绿、青、蓝、紫、黑、紫红、粉红、红。

Play calculator, play calc, the calculator can play game, and USES different colors to distinguish the difficulty level of the game.

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玩计算器，玩计算，可以玩游戏的计算器，用不同颜色来区分游戏难度等级，从简单到困难依次为橙、黄、绿、深绿、青、蓝、紫、黑、紫红、粉红、红。

Play calculator, play calc, the calculator can play game, and USES different colors to distinguish the difficulty level of the game.

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