音标

英 [ænˈtenə]；美 [ænˈtenə]

意思

名词，主要有两个意思：

（昆虫、甲壳类等动物的）触角，触须。

（无线电或电视的）天线 。

造句

The butterfly uses its antennae to sense the environment.
蝴蝶用触角感知环境。

The TV antenna needs to be adjusted to get a better signal.
电视天线需要调整一下以获得更好的信号。

An insect's antennae are very sensitive to changes in temperature and humidity.
昆虫的触角对温度和湿度的变化非常敏感。

Our radio antenna broke, so we couldn't listen to the radio properly.
我们的收音机天线断了，所以不能正常收听广播了。

The scientist studied the structure of the ant's antennae under a microscope.
科学家在显微镜下研究蚂蚁触角的结构。

You can see the long antennae of the snail moving slowly.
你可以看到蜗牛长长的触角在慢慢移动。

The new cell phone has a built - in antenna for better reception.
这款新手机有内置天线以获得更好的信号接收效果。

Some insects use their antennae to communicate with each other.
一些昆虫用触角相互交流。

The satellite antenna on the roof is used to receive signals from space.
屋顶上的卫星天线用于接收来自太空的信号。

The beetle waved its antennae as if it was trying to send a message.
甲虫挥动着触角，好像在试图传递某种信息。

初学英语怎么运用

口语运用

自然科学话题：在讨论昆虫或动物相关话题时使用。例如：“Look at that caterpillar. Its antennae are so cute.（看那只毛毛虫。它的触角好可爱。）”

科技生活场景：当家里的电视、收音机等设备信号不好时。“Dad, the TV picture is blurry. Do you think the antenna needs fixing?（爸爸，电视画面模糊。你觉得是不是天线需要修理了？）”

写作运用

描写动物：在写关于昆虫或小动物的作文中描述其特征。“The grasshopper has two long antennae that help it detect danger.（蚱蜢有两根长长的触角，帮助它察觉危险。）”

介绍科技设备：在介绍电视、收音机等带有天线的设备时提及。“A radio usually has an antenna to pick up radio waves.（收音机通常有一根天线来接收无线电波。）”

学习积累

观察实物：观察昆虫标本或真实的昆虫，指着它们的触角说“antennae”，并描述其动作，如“The ant's antennae are moving constantly.（蚂蚁的触角一直在动。）”

制作模型：和同学一起制作简易的收音机或电视模型，并安装天线，在过程中用英语交流，不断提及“antenna”这个单词，加深印象。