佢握緊拳頭，好似想打人噉。
佢握紧拳头，好似想打人噉。
keoi5 aak1 gan2 kyun4 tau4, hou2 ci5 soeng2 daa2 jan4 gam2. She's got her fists clenched and seems to be looking for a fight.
Definitions (Wiktionary)
noun
fist (Classifier: 隻／只; 雙／双) (syn.) 老拳
緊握拳頭
紧握拳头
jǐn wò quán tou to clench one's fists
張開拳頭
张开拳头
zhāng kāi quán tou to loosen one's fists
Definitions (Kaifangcidian)
（沒有對應漢語詞彙）
Definitions (HSK3.0)
HSK3 七一九级词汇表 #3403
Examples (Tatoeba—Mandarin-English)
Mandarin
她用拳头拍了桌子。
她用拳頭拍了桌子。
tā yòng quán tou pāi le zhuō zi 。
She banged the table with her fist.
Mandarin
知道吗？内科急救专家对于子宫下垂常用的应对方法是带上手套，把拳头深入阴道，然后用力将子宫向上推。但这个姿势在赶到医院前是改变不了了!
知道嗎？內科急救專家對於子宮下垂常用的應對方法是帶上手套，把拳頭深入陰道，然後用力將子宮向上推。但這個姿勢在趕到醫院前是改變不了了!
zhī dào ma ？ nèi kē jí jiù zhuān jiā duì yú zǐ gōng xià chuí cháng yòng de yìng duì fāng fǎ shì dài shàng shǒu tào ， bǎ quán tou shēn rù yīn dào ， rán hòu yòng lì jiāng zǐ gōng xiàng shàng tuī 。 dàn zhè ge zī shì zài gǎn dào yī yuàn qián shì gǎi biàn bù le le !
Did you know that the proper EMT response to a prolapsed uterus is to make a gloved fist and shove the uterus and your fist itself up the vagina? Also, once you've done that, you're stuck in that position until you get to the hospital!
Mandarin
汤姆握紧了他的拳头。
湯姆握緊了他的拳頭。
tāng mǔ wò jǐn le tā de quán tou 。