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    #lens#retina#blurry#blur#focus#crisp

    How to See Without Glasses

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    HechTea posted on 2014/05/05
    Ever wondered how a tiny pinhole can make things clearer? This video dives into the fascinating science behind the 'Pinhole Trick' and how it relates to the human eye and optics, offering a practical tip you can try right away! You'll boost your vocabulary with terms related to vision science while learning a cool, daily practical trick.

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    come

    US /kʌm/

    ・

    UK /kʌm/

    • Intransitive Verb
    • To arrive at a place
    • (Of mail) to be delivered
    • Verb (Transitive/Intransitive)
    • To move toward someone; go with someone
    A1
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    point

    US /pɔɪnt/

    ・

    UK /pɔɪnt/

    • Noun (Countable/Uncountable)
    • An item to be discussed
    • Small spot or dot
    • Intransitive Verb
    • To face a certain direction, e.g. north
    A1TOEIC
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    spread

    US /sprɛd/

    ・

    UK /spred/

    • Noun (Countable/Uncountable)
    • A big meal, often laid out as a buffet
    • The distance between two things
    • Verb (Transitive/Intransitive)
    • To place over a large area; to cover a large area
    • (Of ideas, gossip) to pass to and affect others
    A2TOEIC
    More
    single

    US /ˈsɪŋɡəl/

    ・

    UK /'sɪŋɡl/

    • Noun
    • One run in cricket or a hit baseball
    • An individual song from a CD or album
    • Adjective
    • Being one only, without others
    • Only; merely
    A1
    More
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    energy point vocabulary

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