open (circuit)
英
美
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名词 open:
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a clear or unobstructed space or expanse of land or water
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where the air is unconfined
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a tournament in which both professionals and amateurs may play
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information that has become public
动词 open:
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cause to open or to become open
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start to operate or function or cause to start operating or functioning
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become open
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begin or set in action, of meetings, speeches, recitals, etc.
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spread out or open from a closed or folded state
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make available
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become available
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have an opening or passage or outlet
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make the opening move
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afford access to
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display the contents of a file or start an application as on a computer
形容词 open:
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affording unobstructed entrance and exit; not shut or closed
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affording free passage or access
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with no protection or shield
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open to or in view of all
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used of mouth or eyes
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not having been filled
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accessible to all
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not defended or capable of being defended
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(of textures) full of small openings or gaps
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having no protecting cover or enclosure
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(set theory) of an interval that contains neither of its endpoints
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not brought to a conclusion; subject to further thought
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not sealed or having been unsealed
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without undue constriction as from e.g. tenseness or inhibition
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ready or willing to receive favorably
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open and observable; not secret or hidden
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not requiring union membership
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possibly accepting or permitting
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affording free passage or view
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openly straightforward and direct without reserve or secretiveness
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ready for business
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