The electronic configuration, all it is is the shorthand notation for that one electron approximation for the Schrodinger equation for lithium.

电子构型就是，对于锂的薛定谔方程,的单电子近似的,简化形式。

麻省理工公开课 - 化学原理课程节选

Successive approximation, Newton-Raphson was one nice example, but there's a whole class of things that get closer and closer, reducing your errors as you go along.

逐渐逼近,牛顿迭代是一个很好的例子,随着你不断的时行下去,你会不断的离结果越来越近，逐渐地减少误差。

麻省理工公开课 - 计算机科学及编程导论课程节选

While these gas molecules or atoms through first approximation, are like hard spheres.

可以看做刚性小球,每一个分子会占据。

麻省理工公开课 - 热力学与动力学课程节选

Ariely says textbook economics is a fine approximation of the world--perhaps half of the time.

FORBES: Magazine Article

To a reasonable approximation the value of one unit of anything for recycling is worth nothing.

FORBES: The Cash4Gold Bankruptcy: This Is The Basic Problem With Recycling

The limitation of the technologies of the past forced the use of limited-size samples and approximation methods.

FORBES: The First Data Scientist on the Evolution of Data Science and the Ever-Changing American Voter