Electron(ic) emission
[化] 电子发射
🧩 词语组成解析
🗣️ 情景例句
A cookie can't hurt, though.
但一片小甜饼不要紧。
Poverty and love are hard to hide.
贫困与爱情，都难瞒过人。
So far, no man has travelled farther than the moon, but spaceships without people have reach other parts of the universe.
到目前为止，尚未有人到过比月球更远的地方，但无人驾驶的宇宙飞船已到达过宇宙的其它地方。