Biquadratic
a. 四乘幂的, 双二次的\\nn. 四乘幂, 四次方程式
🗣️ 情景例句
May I make a suggestion?
我可以提个建议吗？
It is our permanent principle that contracts are honored and commercial integrity is maintained.
重合同、守信用是我们的一贯原则。
We can't handle these price increase of yours.
我们没办法接受你们提高价钱。