Radar astronomy
雷达天文学
🧩 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
By plane?
坐飞机来？
An occasion lost cannot be redeemed.
时机失了无法挽回。
He struck his attacker on the ear.
他打了那个攻击者一耳光。