Arch-type aquarium tank.

拱门型水族缸。

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If you see about half of your arch, you have the most common foot type and are considered a normal pronator.

如果你能看到约半个足弓，那么你是最普遍的足型，旋前肌也正常。

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Make sure the salesperson looks at the shape and arch to figure out what type of foot (high arches or flat feet, for example) you have.

确保销售员看了脚的形状和拱，断定你的脚型是哪一种。

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Brahma, though stronger, lacks a premium-brand soft drink, which its former arch-enemy has in the form of Guarana Antarctica, a type of fruit soda.

ECONOMIST: Mergers in Brazil

People with all arch types -- high, medium, or low -- can be prone to this type of irritation, says Carly Robbins, a podiatric surgeon in Columbus, Ohio.

CNN: Why your feet hurt