Electron emission
[计] 电子发射
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
Good-bye.
再见。
How long will it take to have this radio fixed?
修理这收音机要多久？
Before returning home at night.He took a shower and changed back into his suit.
晚上回家前，他洗个淋浴，重新换上那身黑色西服。