antennas is the usual plural form for meaning 2. 义项2的复数形式通常为antennas。
- (昆虫或甲壳纲动物的)触须,触角
The antennae of something such as an insect or crustacean are the two long, thin parts attached to its head that it uses to feel things with.
- 天线
An antenna is a device that sends and receives television or radio signals.