youdao

A single file: This option allows you to update a single file in the EAR.

单个文件：此选项允许您更新EAR中的单个文件。

youdao

It is a fundamental theorem of option theory that the sum of the option prices on individual firms is worth more than a single option on the value of all the firms.

选择理论的基本定理是单一公司的所有选择权价格的综合大于所有公司单一选择权价格的总合。

youdao

If businesses choose, they can opt for single-factor authentication, though two-factor security is also an option -- as unique as the veins in your palm are, it's still possible for the reader to register a false positive.

ENGADGET

As America struggles to extend health-care coverage while curbing health-care costs, we face a decision that is more important than whether we have a public-insurance option, more important than whether we will have a single-payer system in the long run or a mixture of public and private insurance, as we do now.

NEWYORKER: The Cost Conundrum

Even in the single-player campaign portion of the game, co-op will be an option.

FORBES: Connect