Rdf
无线电测向器, 无线电定向仪, 无线电探问, 无线电测向
🗣️ 情景例句
Where's the nearest flea market?
最近的跳蚤市场在哪儿？
A wonder lasts but nine days.
新鲜事儿不久长。
Please be aware that this is a crucial issue to us.
请了解这一点对我们至关重要。