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f-stop

/ef-stop/US // ˈɛfˌstɒp //

光圈

Definitions

n.名词 noun
  1. 1

    Photography.

    • : the setting of an adjustable lens aperture, as indicated by an f number.

Examples

  • The program has not made a final selection on which upgrades will actually be included in future versions of the F-35.

  • That article noted that the F-35 does not currently have the ability to down-link live video to ground troops,.

  • In fact, according to F-35 program sources, the next software upgrades are not yet fully defined nor are they fully funded.

  • But I think Steve Austin has to team up with a Japanese holdout to stop a nuclear bomb from going off or something.

  • Therefore, it is not possible for any F-35 schedule to include a video data link  or infrared pointer at this point.

  • E was an Esquire, with pride on his brow; F was a Farmer, and followed the plough.

  • "But I can't stop to argue about it now;" and, saying this, he turned into a side path, and disappeared in the wood.

  • At twelve, or fifteen, or sixteen, or twenty it was decided that they should stop learning.

  • He had seen the act committed, he felt sure but had made no effort whatever to stop the thief.

  • The Kangaroo can hop and hop and hop; Somehow he never seems to want to stop.