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
He says it's to save the taxpayers' money,
他说这是为了要节省纳税人的钱，
I have a lot of trouble with pronunciation.
我有发音的很多毛病。
Really? If you are ill, you must see the doctor.
真的吗？如果是生病了，你得去看医生。