She carefully keeps her mother's hair after death.

His gray hair tells his age.

We have to calculate the expenses for this project.

I was born and raised in Central California.

This character needs a semi-voiced mark.

A new character has joined our team.

In math class, I am solving addition problems.

He added a new element to the plan.

By learning Pinyin, you can accurately understand the pronunciation of Chinese.

Velar sounds occur when the back of the tongue contacts the soft palate.