Word forms: plural, 3rd person singular present tense knuckles, present participle knuckling, past tense, past participle knuckled
N-COUNT 指节;指关节 Your knuckles are the rounded pieces of bone that form lumps on your hands where your fingers join your hands, and where your fingers bend. a rap on the knuckles→see: rap指节;指关节
Brenda's knuckles were white as she gripped the arms of the chair.
ADJECTIVE | VERB + KNUCKLE | KNUCKLE + NOUN | PHRASESADJECTIVE➤bare裸指關節▸➤bleeding, bloodied, bruised, swollen流血的/血淋淋的/瘀傷的/腫脹的指關節➤white發白的指關節◇She clenched the phone till her knuckles were white.她緊握電話,連指關節都變白了。➤brass指節銅套VERB + KNUCKLE➤crack使指關節劈啪作響◇He rubbed his hands together, cracking his knuckles as he tried to control his anger.他搓着雙手,指關節劈啪作響,竭力控制着怒火。➤bruise, graze, scrape碰傷/擦破/蹭傷指關節KNUCKLE + NOUN➤bone (usually knucklebone in NAmE)指(關)節骨PHRASES➤rap sb on the knuckles, rap sb over the knuckles (bothfigurative) 指責某人◇She was rapped over the knuckles by her boss for criticizing the company in the press.她因為在報刊上批評公司而受到了老闆的斥責。