Pici
abbr. positive ion electron impact 正离子电子碰撞
🗣️ 情景例句
I'm about to go to the Post Office.
我正要去邮局。
At Xmas time, Debra began to dream of all the presents.
到了圣诞节的时际，黛布拉开始梦想着所有的礼物。
I left the bag in the hall and Robert and I went into the living room where we talked for a couple of hours.
我把纸袋放在门厅里，与罗伯特一起进了起居室，在那里聊了好几个钟头。