Postscripts
n. （信末签名后的）附言, 又及( postscript的复数形式 ); （正文后的）补充说明
🗣️ 情景例句
It's true.
对。
If he doesn't pay him, I will.
如果他不，我将付给他。
Even more processes are never patented at all but kept as secret processes.
更多的工艺过程根本就不会取得专利权，而是作为秘方保存着。