Septavalency
(=septavalence)[化]七价
🗣️ 情景例句
Five years of happiness. Happy anniversary.
为了五年的幸福。祝你结婚五年快乐！
Will you accept the charge.
你愿意付电话费用吗？
It can properly be described as the first 'home computer' and it pointed the way to the future.
严格地说起来，它可以被称为第一台“家用电脑”，而且它也指了今后的方向。