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    Drone expert explains what he thinks is behind drone sightings

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    Anita Liu posted on 2026/01/17
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    Video vocabulary

    specific

    US /spɪˈsɪfɪk/

    UK /spəˈsɪfɪk/

    • Adjective
    • Precise; particular; just about that thing
    • Concerning one particular thing or kind of thing
    critical

    US /ˈkrɪtɪkəl/

    UK /ˈkrɪtɪkl/

    • Adjective
    • Making a negative judgment of something
    • Being important or serious; vital; dangerous
    debate

    US / dɪˈbet/

    UK /dɪ'beɪt/

    • Noun (Countable/Uncountable)
    • General public discussion of a topic
    • A formal event where two sides discuss a topic
    • Verb (Transitive/Intransitive)
    • To consider options before making a decision
    • To take part in a formal discussion
    A2TOEIC
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    demonstrate

    US /ˈdɛmənˌstret/

    UK /'demənstreɪt/

    • Verb (Transitive/Intransitive)
    • To display a feeling or ability openly
    • To protest about something often as a group
    A2TOEIC
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