HSK 5
开展
kāizhǎn动
to launch; to develop; to unfold; (of an exhibition etc) to open
学校正在开展读书活动。
Xué xiào zhèng zài kāi zhǎn dú shū huó dòng.
The school is running a reading activity.
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 5.