Variational method is a branch of mathematics used to find the minimum and maximum values of functions.

He is using an octant for navigation.

This three-quarter sleeve shirt is very cool, perfect for summer.

What is the sales percentage of this product?

In order to maintain health, it is important to eat until you are eight parts (out of ten) full.

His new car is beyond his means compared to his income.

His new car is beyond his means compared to his income.

He was ostracized by the village.

Centrifugal sugar is a type of sugar, characterized by its sweetness.

Studying the thoughts of the Hundred Schools of Thought is very important in understanding ancient Chinese culture.