Electron(ic) emission
[化] 电子发射
🧩 词语组成解析
🗣️ 情景例句
they cut patches
剪下布块，
Misfortunes never (seldom) come alone (single).
祸不单行。
In her letter, she said that she would come to England next year.
在信中她说她明年将到英国来。