HSK 4
说明
shuōmíng动名
to explain; to illustrate; to indicate; to show
老师正在说明怎么参加比赛。
Lǎo shī zhèng zài shuō míng zěn me cān jiā bǐ sài.
The teacher is explaining how to enter the competition.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 4.