Yes, it is not a full proof option, but the flu shot can help prevent the spread of flu, by limiting the victims.

的确，这不能完全预防流感，但是它能将受害者数量控制在一定范围内，从而防止流感传播。

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This approval also offers parents and health professionals a needle-free option for squeamish toddlers, who may be reluctant to get a traditional influenza shot, " he added."

他补充说：“这项批准令还为父母和卫生保健业者提供一种无需注射的选择，一些敏感的幼儿非常不愿接受传统的注射方式。

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The value of a share in Viacom or Seagram is in part determined by the value of that particular long-shot call option.

FORBES: Consider Your Options

Woods decided the drop zone close to the green was too wet and instead took the option of playing his fifth shot from where he'd played his third shot.

WSJ: Tiger Woods Penalized for Illegal Drop

Using a DSLR also gives you the option of fitting the lens most suitable to the shot, adjusting the shutter speed for a cinematic flicker and adding an external mike for better dialogue recording.

WSJ: Lens Flair: From Shutterbug to Filmmaker | The Best DSLR Cameras