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antenna

noun
🔊/ænˈtenə/
🔊/ænˈtenə/
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  1. (plural antennae
    🔊/ænˈteniː/
    🔊/ænˈteniː/
    )
     either of the two long thin parts on the heads of some insects and some animals that live in shells, used to feel and touch things with触角；第二触角；大触角
     synonym feeler
    • (figurative) The minister was praised for his acute political antennae (= ability to understand complicated political situations).这位部长以政治触觉敏锐而为人称道。🔊🔊
    Topics Insects, worms, etc.c1
    Oxford Collocations Dictionaryantenna + verb
    • quiver
    • twitch
    See full entry
  2. (plural antennas, antennae)
    (especially North American English)
    (also aerial especially in British English)
    a piece of equipment made of wire or long straight pieces of metal for receiving or sending radio and television signals天线
    • radio antennas收音机天线
    • They installed a dish antenna on the roof.他们在屋顶上安装了碟形天线。
    Topics Engineeringc1, TV, radio and newsc1, Houses and homesc1
    Oxford Collocations Dictionaryadjective
    • radio
    • television
    • TV
    • …
    verb + antenna
    • install
    • mount
    See full entry
    3. Word Originmid 17th cent.: from Latin, alteration of antemna ‘yard’ (of a ship), used in the plural to translate Greek keraioi ‘horns (of insects)’, used by Aristotle.