Trf
n. tuned radio frequency的简写
🗣️ 情景例句
You've got a point there.
你的话很有道理。
You should wear a something warm, It's chilly today.
你应该穿暖和一些的衣服，因为今天很凉。
They carved a whole page of characters back-to-front in the wood.
他们在木板上刻满整页的反字（背面朝上）。