Shf
n. super-high frequency的简写
🗣️ 情景例句
then you've got to smile first.
你就得先笑一笑。
Please ring off.
请挂电话。
One moment we were walking along the top of a hill and now we could see no more than about thirty metres ahead of us.
一时间我们还在山顶上行走，而现在30公尺开外的地方我们都看不清了。