Word · Frequency #23426
antennas
天线
antennas is the plural of antenna.
核心释义
an electrical device that sends or receives radio or television signals
- 1.
昆虫、螃蟹或其他动物头部用于感知的附肢。
An appendage used for sensing on the head of an insect, crab, or other animal.
- 2.
用于接收或发射电磁波并分别转换为电信号或从电信号转换的装置。
An apparatus to receive or transmit electromagnetic waves and convert respectively to or from an electrical signal.
- 3.
直觉敏锐的能力。
The faculty of intuitive astuteness.
- 4.
寡糖片段。
A fragment of an oligosaccharide
- 5.
斜挂帆所附着的横杆,然后升到桅杆上。
The spar to which a lateen sail is attached, which is then hoisted up the mast.
触角;触须;感知力;直觉;昆虫、螃蟹或其他动物头部用于感知的附肢。;用于接收或发射电磁波并分别转换为电信号或从电信号转换的装置。;直觉敏锐的能力。
用法In use
The storm damaged the antenna on our roof, so we lost the television signal.
用法提示:此处antenna是名词,单数形式,指接收电视信号的天线装置。
She attached a small antenna to her radio to improve the sound quality from distant stations.
用法提示:此处antenna是名词,指收音机接收电波的天线装置。
Most new cars have their antennas built into the rear window instead of a separate rod.
用法提示:此处antennas是antenna的复数形式,指车载接收信号的天线。
an antenna for [device]
指接收或发送信号的装置;可数名词,复数形式为 antennas。
He bought an antenna for the old radio.
他给那台旧收音机买了一根天线。
the antenna of [insect]
指昆虫或甲壳动物头部的一对触角。
相关词与表达Connections
搭配Collocations
- TV antenna
- 电视天线
- We put up a TV antenna on the roof.我们在屋顶上架起了电视天线。
- directional antenna
- 定向天线
- A directional antenna focuses the signal in one direction.定向天线把信号集中到一个方向。
- antenna tower
- 天线塔
- The antenna tower can be seen from miles away.从几英里外就能看到那座天线塔。
- insect antenna
- 昆虫触角
- The insect antenna is covered with tiny sensory hairs.昆虫触角上布满了微小的感觉毛。
- have an antenna for
- 对……有敏锐的感知力
学习提示Learner notes
记忆技巧Memory Tip
联想:昆虫头上两根‘天线’般的触角,也是电视机接收信号的‘天线’;记住 antenna 两个意思共用一根‘接收棒’。
语境与语域Context & Register
语域:neutral 常见场景:broadcasting、telecommunications、automotive 表示『天线』(用于接收或发送无线电/电视信号的设备)时,antenna 属中性语体,日常口语、技术说明和新闻报道中都比较常见;正式与非正式场合均可使用。上下文多涉及广播、通信或车载设备等。
语法说明Grammar Note
antennas
发音与拼写Pronunciation & Spelling
真正的韵词:henna、senna、sienna(重读部分同为 /enə/)。注意 arena、agenda 拼写相近,但重读元音不同,不要照 antenna 的读音类推。
用法优先级Usage priority
Collins 词频等级为 1,建议结合例句记忆,而不是只背中文释义。
一起学习词形
Dictionary facts from ECDICT, WIKTIONARY.