| 单词 | open systems |
| 释义 | open /ōˈpən/adjective
ORIGIN: OE open; cf Du open, ON opinn, Ger offen; prob related to up oˈpenable adjective oˈpener noun oˈpening noun
oˈpenly adverb oˈpenness noun open access noun Free and unlimited access, eg to a library or material on the Internet open-acc'ess adjective open adoption noun Adoption of a child with continued contact with the true parents open aestivation noun (botany) Aestivation without overlap or meeting of the edges of the perianth leaves open-airˈ adjective Outdoor open-and-shutˈ adjective Simple, obvious, easily decided open-armedˈ adjective Cordially welcoming open book noun Anything that can be read or interpreted without difficulty open borstal noun Formerly, a borstal run on the same lines as an open prison (qv below) Open Brethren plural noun That section of the Plymouth Brethren whose members are allowed to associate fully with non-members open bundle noun (botany) A vascular bundle with cambium oˈpen-cast noun (mining) An open excavation in the land surface (also adjective and adverb) open-chainˈ adjective (chem) With atoms linked together like a chain with loose ends open cheque noun An uncrossed cheque which can be used to obtain cash on demand from a bank, etc open circuit noun
open court noun A court proceeding in public open day noun A day on which an institution (esp a school) is open to the public, usu with organized exhibitions or events open diapason noun One of the chief foundation stops of an organ open door noun
open-doorˈ adjective open economy noun One involved in overseas trade open-endˈ or open-endˈed adjective
open-endˈedness noun oˈpen-eyed adjective
oˈpen-field adjective Having the arable land in unenclosed strips held by different cultivators open fire noun An exposed fire on a domestic hearth open-handˈed adjective
open-handˈedly adverb open-handˈedness noun open harmony noun (music) Chords not in close position open-heartˈed adjective
open-heartˈedly adverb open-heartˈedness noun oˈpen-hearth adjective (metallurgy) Making use of, or having, a shallow hearth of reverberating type open-heart surgery noun Surgery performed on a heart that has been stopped and opened up while blood circulation is maintained by a heart-lung machine open house noun Hospitality to all comers opening time noun The time when bars, public houses, etc, can begin selling alcoholic drinks open-jawˈ adjective and noun (of or relating to) a round-trip aircraft ticket or flight that allows the passenger to embark on the return flight at a different airport from the one to which he or she originally travelled open learning noun A system of learning based on individual study rather than formal classroom sessions, and using specially designed programmes of printed material, audio and video tapes, electronic media, etc open letter noun A letter addressed to one person but intended for public reading open market noun A market in which buyers and sellers compete without restriction open marriage noun A form of marriage that allows the partners social and sexual independence open-micˈ or open-mikeˈ adjective Denoting an event, eg at a comedy club, at which members of the public are encouraged to perform open mind noun
open-mindˈed adjective open-mindˈedly adverb open-mindˈedness noun open-mouthedˈ adjective
open note noun (music)
open order noun Spaced-out formation for drill, etc open-planˈ adjective Having few or no internal walls, partitions, etc open-plan house noun One whose rooms run from front to back with windows on both faces open primary noun (in US politics) a primary election in which all registered voters may participate open prison noun A prison without the usual close security, allowing prisoners considerably more freedom of movement than in conventional prisons open question noun
oˈpen-reel adjective (of a tape recorder) reel-to-reel open sandwich noun One that has no bread, etc, on top open score noun (music) One with a separate stave for each part open sea noun Unenclosed sea, clear of headlands open season noun A time of the year when one may kill certain game or fish (also figurative) open secret noun A matter known to many but not explicitly divulged open sesame noun A spell or other means of making barriers fly open (from the story of Ali Baba and the Forty Thieves in the Arabian Nights) open shop noun A place of work not confined to union labour open side noun (rugby) The part of the field between the scrum, etc, and the farther touch-line open sights plural noun (shooting) In aiming, the eye unaided by the sights, usu in shooting at close range open skies plural noun
open-sourceˈ adjective (computing) Denoting a form of licensing by which software is made freely available for use and the source code can be extended or amended by third parties oˈpen-stitch (Scot oˈpen-steek) noun A kind of open-work stitching open system noun (computing) A network system complying with a set of international standards allowing general accessibility oˈpen-top or oˈpen-topped adjective (esp of a vehicle) without a roof or having an open top open town noun One without troops or military installations, and hence, according to international law, immune from attack of any kind open university noun (also with caps) a British university (founded in 1969) having no fixed entry qualifications, whose teaching is carried out by correspondence and by radio and television, etc open verdict noun
oˈpen-weave adjective and noun (made of) a loosely woven fabric with visible spaces between the threads oˈpenwork noun Any work showing openings through it, eg in embroidery adjective Open-cast open fire To begin to shoot open out
open up
with open arms Cordially |
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