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    A Passage A Day

    ลำดับตอนที่ #4 : WHAT ARE ' EYE FLOATERS '

    • อัปเดตล่าสุด 18 ม.ค. 59



      • WHAT ARE  ' EYE FLOATERS '


      By Jason G Goldman / Illustration by Adam Proctor

    18 January 2016
    http://www.bbc.com/future/story/20160113-why-do-you-get-eye-floaters











    VOCABULARY

    Apparitions (n.)

    the ​spirit of a ​dead person appearing in a ​form that can be ​seen

     

    Vitreous (adj.)

    made of or ​similar to ​glass:

     

    cobwebs (n.)

    a ​structure like a ​net of ​sticky silk threads made by a spiderfor ​catching insects

     

    drifting (v.)

     to ​move slowly, ​especially as a ​result of ​outside forces, with no ​control over ​direction:

     

    bone up                       

    to ​learn as much as you can about something for a ​specialreason:

     

    fringe (n.)

    the ​outer or less ​important part of an ​area, ​group, or ​activity:

    an ​area of ​hair hanging over the forehead (= ​part of the ​face above the ​eyes) that is ​cut shorter than the ​rest of the ​hair:

     

    reservoir (n.)

    a ​place for ​storing ​liquid, ​especially a ​natural or ​artificial ​lakeproviding ​water for a ​city or other ​area

     

    aqueous (adj)

     like or ​containing water:

     

    relaying (v.)

    to ​repeat something you have ​heard, or to ​broadcast a ​signal, ​message, or ​programme on ​television or ​radio:

     

    consistency. (n.)

    the ​physical nature of a ​substance, ​especially a ​thickliquid, for ​example by being ​thick or ​thin, ​smooth or lumpy, etc.:

    the ​quality of always ​behaving or ​performing in a ​similarway, or of always ​happening in a ​similar way:

     

    replenished. (v.)

     to ​fill something up again:

     

    detritus (n.)

     waste material or ​rubbish, ​especially left after a ​particular event

     a ​loose mass of ​decaying material

     

    cast (v.)

     to ​send light or shadow (= an ​area of ​darkness) in a ​particular direction:

     

    runnier. (adj.)

    more ​liquid than ​usual:

     

    scattered (v.)

    to (​cause to) ​move far apart in different ​directions

     (COVER) to ​cover a ​surface with things that are ​far apart and in no ​particular arrangement:

     

    clump (v.)

    to ​form a ​group, or to put things into a ​group:

     

    optometrists’ (n.)

    someone whose ​job is ​examining people's ​eyes and ​sellingglasses or contact lenses to ​correct sight problems

     

    prevalence (adj.)

     existing very ​commonly or ​happening often:

     

    detrimental

    harm or ​damage:

     

    benign.

    pleasant and ​kind

    benign adjective (DISEASE)

     A benign tumour is not ​likely to ​cause death:

     

    distress (n.)

     a ​feeling of ​extreme worry, ​sadness, or ​pain

     a ​situation in which you are ​suffering or are in ​great dangerand ​therefore in ​urgent need of ​help:

     

    impair (v.)

    to ​spoil something or make it ​weaker so that it is less ​effective:

     

    herald (n.)

    a ​sign that something will ​happen, ​change, etc.:

     

    Detachment

    a ​feeling of not being ​emotionally involved:

    acute

    If a ​bad situation is acute, it ​causes severe problems or ​damage:

     An acute ​pain or ​illness is one that ​quickly becomes very ​severe:

     

    Onset (n.)

    the onset of sth› themoment at which something ​unpleasant begins:

     

     triaged (n.)

    the ​process of ​quickly examining patients who are taken to a ​hospital in ​order to ​decide which ​ones are the most ​seriouslyill and must be ​treated first:

     the ​process of ​examining problems in ​order to ​decide which ​ones are the most ​serious and must be ​dealt with first

     

    assess (v.) .

    to ​judge or ​decide the ​amount, ​value, ​quality, or ​importanceof something:

     

    empirical (adj.)

    based on what is ​experienced or ​seen rather than on ​theory:

     

    procedure, (n.)

     a set of ​actions that is the ​official or ​accepted way of doing something

     (MEDICAL TREATMENT) a ​medical operation:

     

    moderate (adj.)

    neither ​small nor large in ​size, ​amount, ​degree, or ​strength

     

    impaired, (adj.)

    damaged or weakened:

    disrupt (v.)

    to ​prevent something, ​especially a ​system, ​process, or ​event, from ​continuing as ​usual or as ​expected:

     

    nuisance  (n.)

    something or someone that ​annoys you or ​causes troublefor you:

     

    reassurance (n.)

    words of ​advice and ​comfort intended to make someone ​feelless ​worried:

     

     underscores (n.)

    the ​character _ on a ​computer keyboard, used to ​draw a ​lineunder a ​letter or word, and also used in ​file names where a ​space is not ​allowed

    CR.SHL
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