Pici
abbr. positive ion electron impact 正离子电子碰撞
🗣️ 情景例句
If you stick to the truth, you'll have nothing to fear.
如果你坚持真理，就会无所畏惧。
I'm so grateful for this tiny gift, darling.
亲爱的，非常感谢你这份小礼物。
Hello, Jim! May I ask you some questions?
你好，吉姆！我可以问一问题吗？