Radar marker
[电] 雷达信标器
🧩 词语组成解析
radar
['redɑr]
n. 雷达;雷达装置;无线电探测器;
marker
[mɑ:kə;'mɑ:kə,mɑ:kə]
n. 标识，标记;记号笔，阅卷人;防守队员;特征;
🗣️ 情景例句
I don't know. It's locked.
不知道， 锁着呢。
To play baseball
打棒球
You did fairly well!
你干得相当不错1