Valence electron
[计] 价电子\\n[化] 价电子
🧩 词语组成解析
valence
[['veiləns]]
n. 原子价\\n[化] 化合价; 原子价
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
All right. Is...is Susan coming?
好吧， Susan来吗？
A good maxim is never out of season.
至理名言不会过时。
but more often than not, the greater part of the journey is spent on roads with few service stations and too much traffic.
但旅行的大部分时间都花在路上，而且只有很少的服务设施，交通也很拥挤。