If your product type hierarchy is relatively flat (only three or four levels deep), then there is less of a concern with database access.

如果产品类型层次结构相对简单(只有3或4层)，那么数据库访问就会简单一些。

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Indeed some believe the nanotubes are so black that they might make a new type of camouflage-one that conceals anything as a flat black blob.

事实上，有些人认为，纳米管如此黑那么或许可以用他们来做一种新型的假象——一种可以用平面的黑色小圆点来隐藏任何东西的假象。

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While this fearsome creature hunted meat, not far away another newly found type of croc with a wide, flat snout like a pancake was fishing for food.

这种令人恐惧的动物猎食肉类，它和新发现的另外一种鳄鱼相距不远，那种鳄鱼拥有宽而平像煎锅一样的吻，捕鱼为食。

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The personal income tax is not simple; it's not just a flat rate on your income, it depends on the type of income.

个人所得税计税方法并不简单,并不是统一的征收税率,而是取决于你收入的类型

耶鲁公开课 - 金融市场课程节选

What if all you needed to tap, swipe and type on was a flat surface and projected light?

FORBES: Meet The Projector That Could Put The iPhone's Screen On Your Desk

These are a special type of share that pay a regular flat dividend in perpetuity, and which receive their payment in preference to the dividends paid out on ordinary shares.

BBC: Apple loses shareholder vote lawsuit and drops plan

Second, go to a Slovakian- or Baltic-type flat tax system.

FORBES: Dog Days, Boom Times