He pummelled the pillow with his fists.

他用双拳不停地捶打枕头。

《牛津词典》

With those words Heidi returned to Clara, while the goatherd was hurrying onward, angrily shaking his fists.

说着这些话，海蒂回到了克拉拉身边，而牧童正生气地挥舞着他的拳头，匆匆向前走去。

youdao

He leaped in the air and waved his fists to the fans as he ran out of the stadium.

他跑出体育馆，跳起来向他的崇拜者们挥舞着拳头。

《柯林斯英汉双解大词典》

In fact, his hands were still closed into tight fists.

VOA: special.2009.01.17

Even before the death of de Man and the revelations about his past, there were a lot of people sort of shaking their fists and saying, "What about history? What about reality?"

甚至在德曼逝世之前，对他的过往的揭露之前，就有许多人挑战他的观点，说道，那历史呢，现实呢“

耶鲁公开课 - 文学理论导论课程节选

In fact,his hands were still closed into tight fists.

VOA: special.2010.06.12

Fitzgerald wears a sour expression of barely-concealed displeasure, even closing his fists when surprised.

WSJ: Review: Mint has a subtle revival of 'Katie Roche'

Miller held a large American flag, while Hudson stood behind, pumping his fists into the air.

CNN: Bush visits freed POWs at Easter service

Deduno pumped his fists again as he charged off the mound and was surrounded by celebratory teammates.

NPR: Unbeaten Dominicans Win World Baseball Classic 3-0