Periodic antenna
[电] 周期天线
🧩 词语组成解析
periodic
[,pɪrɪ'ɑdɪk]
adj. 周期的;定期的;回归的;间歇的，时而发生的;
antenna
[æn'tɛnə]
n. [生] 触角，触须;感觉，直觉;天线;
an 等加在同辅音字母的词根前，表示\"一再\"等加强意 + t + enn =year,表示“年，一年” + a → n.天线
🗣️ 情景例句
My vacation was wonderful.
我的假期棒极了！
Do you work near the railway station?
你在火车站附近工作吗？
Mary and her husband Dimitri lived in the tiny village of Perachora in southern Greece.
玛丽与丈夫迪米特里住在希腊南部一个叫波拉考拉的小村庄里。