F-m radar
[电] 调频雷达
🧩 词语组成解析
radar
['redɑr]
n. 雷达;雷达装置;无线电探测器;
🗣️ 情景例句
They have a good relationship.
他们关系不错。
I enjoyed the movie very much. I wish I had read the book from which it was made.
电影不错，我希望我读过原著。[wish + 主语 = 过去完成时 = 愿望之事在wish以前发生。]
Suddenly, there was a slight trembling sound from below, and the captain went down to see what had happened.
突然，从船舱下部传来一声微颤音，船长走下船舱去查看究竟。