Vfss
[计]= Voice Frequency Signalling System,音频信号系统
🗣️ 情景例句
I go camping in the mountains to enjoy the fresh air.
我去山中宿营以享受新鲜的空气。
Though a lie be well dressd, it is ever overcome.
谎言即使打扮得不错，到头来总会被揭穿。
I don't think this is a standard size.
我看这不是标准尺寸吧？