HSK 4
压
yā动
to press; to push down; to keep under (control); pressure
请用手压一下这个开关。
Qǐng yòng shǒu yā yí xià zhè ge kāi guān.
Please press this switch with your hand.
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.