noun🔗Share指关节， 关节。 Any of the joints between the phalanges of the fingers."Her knuckles turned white as she gripped the steering wheel tightly. "她紧紧地握住方向盘，指关节都攥得发白了。bodyanatomyphysiologyparthumanChat with AIVocabulary GamePractice Reading
noun🔗Share关节，连接点。 (by extension) A mechanical joint."The robot's metal knuckles clicked as it assembled the toy car. "机器人在组装玩具车时，金属关节咔哒咔哒地响着。partmachineChat with AIVocabulary GamePractice Reading
noun🔗Share猪蹄, 肘子 A cut of meat.""My mom is making a stew with beef knuckles tonight." "我妈今晚要做炖菜，里面放的是牛肘子。foodanimalChat with AIVocabulary GamePractice Reading
noun🔗Share库边圆弧 The curved part of the cushion at the entrance to the pockets on a cue sports table."The cue ball bounced off the knuckles of the side pocket and rolled back towards the center of the pool table. "母球撞到侧袋的库边圆弧，然后滚回了球桌中央。sportgameChat with AIVocabulary GamePractice Reading
noun🔗Share膝关节 The kneejoint of a quadruped, especially of a calf; formerly used of the kneejoint of a human being."The butcher carefully separated the knuckles of the veal for making a rich broth. "屠夫小心地将小牛肉的膝关节分开，以便熬制浓郁的肉汤。anatomyanimalbodypartChat with AIVocabulary GamePractice Reading
noun🔗Share节，关节。 The joint of a plant."The tomato plant was bending over, broken at its knuckles, so I tied it to a stake for support. "这棵番茄秧弯了下来，在茎节处断裂了，所以我把它绑在木桩上支撑一下。plantpartChat with AIVocabulary GamePractice Reading
noun🔗Share船舷转角, 折线处 A convex portion of a vessel's figure where a sudden change of shape occurs, as in a canal boat, where a nearly vertical side joins a nearly flat bottom."The builder pointed to the knuckles of the small canal boat, where the flat bottom sharply angled up to become the vertical sides. "造船者指着小运河船的船舷转角, 折线处, 那里平坦的船底急剧向上倾斜，变成了垂直的船舷。nauticalpartvehiclesailingChat with AIVocabulary GamePractice Reading
noun🔗Share指节铜套, 铁拳套 A contrivance, usually of brass or iron, and furnished with points, worn to protect the hand, to add force to a blow, and to disfigure the person struck; a knuckle duster."brass knuckles"指节铜套weaponbodyitemChat with AIVocabulary GamePractice Reading
noun🔗Share关节 The rounded point where a flat changes to a slope on a piste."The snowboarder caught air off the knuckles of the jump, launching himself higher above the slope. "滑雪者在跳台的关节处起跳，把自己抛向更高的空中。sportpointareaChat with AIVocabulary GamePractice Reading
verb🔗Share用指关节按压，用指节揉搓 To apply pressure, or rub or massage with one's knuckles."He knuckled the sleep from his eyes."他用指关节揉了揉眼睛，把睡意揉去。bodyactionChat with AIVocabulary GamePractice Reading
verb🔗Share手指弯曲, 弯指 To bend the fingers."To get a better grip on the pencil, she knuckled her fingers. "为了更好地握住铅笔，她弯曲了手指。bodyactionphysiologyChat with AIVocabulary GamePractice Reading
verb🔗Share叩头，磕头 To touch one's forehead as a mark of respect."The student knuckles to the teacher before asking a question. "学生先向老师磕头，然后才提问。ritualculturereligiontraditionbodyactionsignChat with AIVocabulary GamePractice Reading
verb🔗Share屈服，让步 To yield."Even though he disagreed with his boss, John reluctantly knuckled under to the new company policy to avoid causing a conflict. "虽然约翰不同意他老板的意见，但他为了避免冲突，还是不情愿地屈服于公司的新政策。attitudeactionChat with AIVocabulary GamePractice Reading
