Valence number
[机] 价数
🧩 词语组成解析
valence
[['veiləns]]
n. 原子价\\n[化] 化合价; 原子价
🗣️ 情景例句
Richard, isn't that too much to ask of your mother?
Richard，那是不是太麻烦你母亲啦？
I'll be ready in a few minutes.
再过几分钟就好了。
That doesn't sound like modern printing.
这听起来不象是现代印刷术呀。