Pps
[计] 脉冲/秒
📖 牛津释义
PPS
(also pps), abbr 缩写 = (esp at the end of a letter) additional postscript (Latin post postscriptum) （尤用於信末）再附言（源自拉丁文post postscriptum）. Cf 参看 PS 2.
🗣️ 情景例句
but when I received the letter
但是当我收到那封信
When the accident happened, I was having dinner.
当意外事故发生时候，我在吃晚餐。
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。