Pici
abbr. positive ion electron impact 正离子电子碰撞
🗣️ 情景例句
I am no exception to that rule.
对于这项通则我也不例外。
Soon learnt,soon forgotten.
学得快，忘得快。
The only other people who knew the secret were Joe and Bob.
除此之外，只有乔与鲍知道这个秘密。