antenna

antenna — noun

1. one of two thin, flexible stalks growing from the head of an insect, lobster, or

1.名詞B2
釋義

one of two thin, flexible stalks growing from the head of an insect, lobster, or similar creature, which the animal moves around to feel, smell, or taste things in its surroundings.

例句

The ant waved its antennae over the sugar before carrying a grain home.

plural form: antennae for animals

Uri watched a moth fold its feathery antennae against the porch light.

同義詞
  • feeler

    everyday word for the same organ; common in children's books

  • horn

    loose, informal label sometimes used for snail antennae

用法筆記

The plural for animal organs is usually 'antennae' /ænˈtɛni/ in scientific or careful writing, though 'antennas' is also accepted in everyday English.

常見錯誤

The bee has two antennas on its body.
The bee has two antennae on its head.
💡for insects use the plural 'antennae', and the organs grow on the head, not the body.

2. a metal rod, wire, or dish attached to a radio, television, car, or phone, which

2.名詞B1
釋義

a metal rod, wire, or dish attached to a radio, television, car, or phone, which picks up or sends out signals so the device can receive or broadcast sound, pictures, or data.

例句

Kenji climbed onto the roof to fix the bent television antenna after the storm.

fix / install + antenna

The old taxi had a long silver antenna sticking up from the back window.

同義詞
  • aerial

    more common in British English for the same device

  • dish

    specifically a large bowl-shaped antenna for satellite or radar

用法筆記

Common in American English; British speakers more often say 'aerial' for the same object. Plural is 'antennas' (not 'antennae') when talking about equipment.

常見錯誤

I bought two new radio antennae for the car.
I bought two new radio antennas for the car.
💡for equipment the plural is 'antennas'; 'antennae' is reserved for animal organs.

3. an instinctive feel for picking up small clues about people, moods, or danger, u

3.名詞C1
釋義

an instinctive feel for picking up small clues about people, moods, or danger, used to describe someone who quickly senses what is really going on around them.

例句

A good teacher needs antennae for spotting which child is quietly upset.

antennae for + V-ing or noun phrase

Detective Park's political antennae warned her that the witness was hiding something.

[adjective] + antennae

同義詞
  • intuition

    more general; an inner feeling without focus on small clues

  • instinct

    stronger, often automatic; less about reading subtle signals

  • sixth sense

    informal; suggests almost mysterious awareness

反義詞
  • obliviousness

    complete failure to notice what is happening around one

文法句型

have antennae for + noun

antennae be up

用法筆記

Almost always plural ('antennae' or 'antennas'). Frequently modified by an adjective (political, social, sharp, fine) showing what kind of awareness is meant. Distinguish from sense 1: this is metaphorical and refers to perception, not a physical organ.

常見錯誤

She has a good antenna for office gossip.
She has good antennae for office gossip.
💡this figurative sense is normally plural, even when describing one person's ability.