Biharmonic operator

biharmonic

[计] 重调和的

operator ['ɑpəretɚ]

n. 经营者;操作员;电话接线员;运算符;

oper 工作 + ator表示做...工作的人或物 → n.操作人员，接线员

I know that I am.

我知道我是很喜欢。

I changed my mind.

我改变主意了。

The only way that they can preserve their history is to recount it as sagas -- legends handed down from one generation of another.These legends are useful because they can tell us something about migrations of people who lived long ago, but none could wri

他们保存历史的唯一办法是将历史当作传说讲述，由讲述人一代接一代地将史实描述为传奇故事口传下来。