on sb's lap
注意：on one's lap 指人坐着时大腿上方的区域。
The child sat on his mother's lap.
孩子坐在妈妈的膝盖上。
膝上；大腿
laps — plural of lap
重叠部分；重叠量；舔饮；舐；（衣物的）下垂部分；衣襟；边缘；折边；管辖范围；职责范围
衣服的下垂部分；下摆；裙子；围裙。
The loose part of a coat; the lower part of a garment that plays loosely; a skirt; an apron.
研磨；搭接；重叠的动作或过程
The act or process of lapping.
用舌头将液体送入口中
The taking of liquid into the mouth with the tongue.
坐着的人大腿的上方
the upper side of the thighs of a seated person
边缘；边；布边。
An edge; a border; a hem, as of cloth.
任何物质或固定装置上延伸或覆盖在另一部分之上或旁边的部分
That part of any substance or fixture which extends over, or lies upon, or by the side of, a part of another.
控制或责任的范围
an area of control or responsibility
坐下时膝上的衣服部分；膝部。
The part of the clothing that lies on the knees or thighs when one sits down; that part of the person thus covered.
部分覆盖或旁靠的状态；重叠的程度
The state or condition of being in part extended over or by the side of something else; or the extent of the overlapping.
衣物覆盖大腿的部分
the part of a piece of clothing that covers the thighs
养育之地；成长的环境。
A place of rearing and fostering.
滑阀在半行程时遮盖阀座气口的量,等于阀从中间位置开始打开气口所需移动的距离；单独使用时指外部遮盖
The amount by which a slide valve at its half stroke overlaps a port in the seat, being equal to the distance the valve must move from its mid stroke position in order to begin to open the port. Used alone, lap refers to outside lap (see below).
(坐着时)大腿的上部。
The upper legs of a seated person.
跑道上的一圈
One circuit around a race track.
重叠或覆盖自身或相邻部件一部分的构件。
A component that overlaps or covers any portion of itself or of an adjacent component.
游一个池长,或(较少见)一个来回
The traversal of one length of the pool, or (less commonly) one length and back again.
纸牌等游戏中超过完成一局所需分数的得分；计入下一局分数时如此称呼
In card playing and other games, the points won in excess of the number necessary to complete a game;—so called when they are counted in the score of the following game.
为梳棉机准备的棉纤维片、层或絮垫
A sheet, layer, or bat, of cotton fiber prepared for the carding machine.
一块黄铜、铅或其他软金属,用于承载切割或抛光粉末以切割玻璃、宝石等或抛光刀具或工具制造；通常为绕垂直轴旋转的轮或盘
A piece of brass, lead, or other soft metal, used to hold a cutting or polishing powder in cutting glass, gems, etc. or in polishing cutlery or in toolmaking. It is usually in the form of a wheel or disk that revolves on a vertical axis.
The cat sat on her lap and purred.
那只猫坐在她的膝盖上，发出咕噜声。
用法提示：此处“lap”作名词，指坐着时大腿上方的部位。
AI contextual example
He gently placed the baby in his lap.
他轻轻地把婴儿放在自己的膝盖上。
用法提示：“lap”指坐着时大腿上方的平坦区域。
AI contextual example
She balanced the laptop on her lap while typing.
她在打字时把笔记本电脑平衡地放在膝盖上。
用法提示：此处“lap”指膝上部分，用于放置物体。
AI contextual example
注意：on one's lap 指人坐着时大腿上方的区域。
The child sat on his mother's lap.
孩子坐在妈妈的膝盖上。
lap 也指跑道或泳道的一圈。
She ran a lap around the track.
她绕着跑道跑了一圈。
与“膝上”可互换，但专指大腿部位，不包括膝盖。
口语中常与“lap”互换，但更强调腿部位置而非整体区域。
grammar · medium
易错句子The child is sitting on his father's knee.
正确表达The child is sitting on his father's lap.
受中文'膝盖'影响，错误将'lap'（大腿上部）与'knee'（膝盖）混淆。英语中表示坐在某人膝上需用lap。
grammar · medium
易错句子She put the book in her lap.
正确表达She put the book on her lap.
介词的误用。英语中物品放在大腿上应用介词'on'，而非'in'。'in the lap'表示在衣服下摆或内部，非此意。
grammar · medium
易错句子The baby is sleeping on his mother's legs.
正确表达The baby is sleeping on his mother's lap.
中文广义的'腿'覆盖大腿和膝盖，英语中'legs'指整条腿，而'lap'特指坐姿时大腿上方的平坦区域，更适合表示怀抱。
相反部位：lap指坐姿时大腿前侧，back指背部后侧。
在某人膝上
The cat is sleeping on her lap.
猫正在她的膝上睡觉。
坐在某人腿上
The little girl sat on her father's lap.
小女孩坐在她父亲的腿上。
把某物放在膝上
She held the baby in her lap.
她把婴儿放在膝上抱着。
奢侈的生活环境
He grew up in the lap of luxury.
他在奢侈的环境中长大。
膝上小狗（常指小型宠物狗）
She has a little lap dog that follows her everywhere.
她有一只小膝上狗，走到哪儿跟到哪儿。
（比赛胜利后的）绕场一周
The winner took a lap of honor around the track.
获胜者绕跑道跑了一圈以示庆祝。
在奢华的环境中
She grew up in the lap of luxury, never wanting for anything.
她在奢华的环境中长大，从不缺任何东西。
把某事物推给某人（尤指责任）
The manager dropped the project in my lap at the last minute.
经理在最后一刻把这个项目推给了我。
听天由命；由命运决定
Whether we win or lose is in the lap of the gods now.
我们是赢是输，现在就听天由命了。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, OCTANOVE, WIKTIONARY, WORDNET.