Pici
abbr. positive ion electron impact 正离子电子碰撞
🗣️ 情景例句
But let's keep looking.
让我们继续看下去。
Every man has his weak side.
人人都有自己的弱点。
Sally was amused, but I was very embarrassed!
萨莉感到很有趣，而我却很尴尬。