Polar front
n. 极面
🧩 词语组成解析
🗣️ 情景例句
Sounds like.
声音像……
Do as most men do and men will speak well of thee.
为众之所为，受众之所夸。
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。