Pair production
[化] 电子偶的产生\\n[医] 离子偶产生
🧩 词语组成解析
pair
[pɛə]
n. 一副;一对男女;套在一起的两匹马;雌雄成对的动物;
vt.& vi. （使…）成对，（使…）成双;
vi. 交配，交尾;
🗣️ 情景例句
I must prepare my lessons.
我必须准备工课。
It is good to be merry at meal.
席间心情愉快是为上策。
As far as policy is concerned, I have to say something.
谈到政策，我得说几句。