-
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 
- (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。
Oxford Collocations Dictionaryantenna + verb- quiver
- twitch
- (figurative)
- (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。
Oxford Collocations Dictionaryadjective- radio
- television
- TV
- …
- install
- mount
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.