Emission electron
[医] 发射电子
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
All the Stewart men were big. Stewart
家的男人都很大。
I didn't know whether to send the letter airmail or not.
我不知道是否送航空邮件。
She spent a lot of money on books.
她花了很多钱来买书。