Knf
abbr. Key Notarization Facility 重要公证设备
🗣️ 情景例句
I wonder what the problem is.
我不知道发生了什么问题。
The Spring Festival lasts half a month until the Lantern Festival comes.
春节要持续半个月左右，直到无宵节来为止。
As he was uncertain about making films with dialogue.
因为他对是否能制作配有对白的电影片没有把握。