HSK 7-9
戳
chuō动名
to jab; to poke; to stab; (coll.) to sprain
他用手指戳破了气球。
Tā yòng shǒu zhǐ chuō pò le qì qiú.
He poked the balloon with his finger and burst it.
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Hold the button, say it, then let go.
Also free:
Appears across levels (7-9) in the HSK 3.0 word list.