“手掌”造句

她绊了一下摔倒了，手掌和膝盖都蹭破了。
She stumbled and fell, scraping her palms and knees.

他用手掌使劲拍打着柜台。
He slammed the counter with the flat of his hand.

他展开手掌,以示坦诚.
He spread his palms in a gesture of openness.