HSK 5
操作
cāozuò动
to work; to operate; to manipulate
请按说明操作这台机器。
Qǐng àn shuō míng cāo zuò zhè tái jī qì.
Please operate this machine according to the instructions.
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.