Valency electron
[医] 价电子
🧩 词语组成解析
[化] 化合价\\n[医] 效价; 价(化合价,原子价)
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
I've been trying
我一直努力
I'm stuffed.
我快撑死了！
He gets into the lift. It takes him down to the first floor.
他进入电梯。他乘电梯下到1楼。