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
How many people will you be bringing?
你约了多少人来？
In the United States ,there are many factories for making cloth.
在美国，有许多造布的工厂 。
The Indian answered:No, madam. You don't understand! You're all after me! I'm the doctor!
“不，夫人。你不懂！你们所有的人都在我后面！我是医生！”