Biquadratic equation
双二次方程
🧩 词语组成解析
a. 四乘幂的, 双二次的\\nn. 四乘幂, 四次方程式
🗣️ 情景例句
How did you do that?
你怎么做到的呢？
There are seven of us altogether.
一共有7个。
Live animals? I didn' t know we were going to take live animals with us, Sir.
活的动物？我还不知道我们要带活的动物，先生。