白(bái)

Origin:

这个字原来是烛火的形状,中心是烛芯或灯芯,有了烛光就可以照亮,因此它最初的意思是“明亮”“清楚”,后来常用来指“白色”。
The original shape of this character is a candle with a wick in center. Its original meaning was bright and clear, and now is often used to refer to the color white.

Meaning:

white; clear; pure; free of charge;

Words:

白色(báisè): the color white
白净(báijìng): (of skin) fair and clear
明白(míngbai): to understand
白费(báifèi): to waste
坦白(tănbái): frank

Sentences:

1、Rén lǎo le zhīhòu, tóufà jiù huì biàn bái.
人老了之后,头发就会变白.
When people get old, their hair turns white.

2、Zhè ge wèntí wǒ hái méiyǒu nòng míngbai.
这个问题我还没有弄明白。
I have not yet figured out this problem.

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