It sells for eight dollars per pair.

这个每双八美元。

youdao

Per pair of shoes can be for vamps , can be picked in the shop.

每双鞋子的鞋面都可换，在店内可以挑）。

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They offer $2.85 per pair of jeans for a package of a dozen, when the reasonable price is $7.

只有一打的牛仔裤订单，每件出价为2.85美元，而合理价格应为7美元。” 该公司基于华南，向欧洲和美国出口牛仔裤。

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And they remain two atoms per ion pair discretely bombing around in the gas phase.

每个离子对中仍含有两个院子,分散得分布于气相中。

麻省理工公开课 - 固态化学导论课程节选

When you add this whole thing up, -411kJ/mol it gives you a net of minus 411 kilojoules per mole or about 4 eV per ion pair.

当你全部加上时，得到净能量,或者是4eV每个离子对。

麻省理工公开课 - 固态化学导论课程节选

The human genome project itself, which was the enabling factor of this revolution, was perfectly exponential with the number of base pairs being sequenced doubling every year and the cost per base pair coming down by half every year.

FORBES: Health and Medicine at the Inflection Point--Today's Perspective from Ray Kurzweil

Remember that pair of 100 terabit-per-second connections we told you about earlier this moth?

ENGADGET: blogger-avatar

The pair plans to release four to five movies per year.

FORBES: Morality Play