Biharmonic operator
[计] 双调和算子, 重调和算子
🧩 词语组成解析
[计] 重调和的
🗣️ 情景例句
Dearly beloved,
敬爱的人们，
We have known each other for 6 years.
我们认识有六年了。
It's about a hundred metres along on the right.
再沿右边边走大约100米。