1. knuckle under : 屈服；

2. near the knuckle : 近乎下流; 近乎粗鄙；

3. knuckle down : 开始认真工作, 屈服, 认输；

1.

1. You'll really have to knuckle down if you want to pass the examination.
    你如果想通过考试，你确实必须开始认真学习了。

1. knuckle

1. The boy scraped the skin off his knuckles.
    这男孩擦去了指节上的皮。

2. Our fingers bend at the knuckle.
    我们的手指在指关节处弯曲。

1. 911查询·英语单词

1. 指关节：折手指和打响指是男孩子们喜欢干的事. 先要说清楚,这不是很礼貌的举动. '折手指'就是knuckle cracking,因为折手指就是把手指关节 (knuckle) 弄得喀喀作响. 在Friends里,Joey曾经说过

2. 转向节：转向节(knuckle)是汽车的重要安全零部件,全世界的行业人士都极其重视其安全特性. 转向节的加工分为毛坯制造和成品机加工,毛坯制造既可以采用锻件形式,也可以采用铸造形式,杆部、法兰盘和叉部等部分则采用成品机加工. 该零件在原始设计中,

1. Pole end bearing; Miniature bearing; Knuckle bearing; Radial bearing; Joint ball; 0 kinds of - 7 kind of bearings; Bearing
    杆端轴承；微型轴承；关节轴承；向心轴承；关节球； 0类-7类轴承；轴承

2. Concurrently camp product:The automation mechanical device must each kind of translation series product, for example: The straight line guide rail, the guide screw strut, the shaft coupling, lock the nut, the straight line bearing, the knuckle bearing, the oil-retaining bearing and so on.
    兼营产品：自动化机械设备所必须的各类直线运动系列产品，如：直线导轨、丝杠支撑、联轴器、锁紧螺母、直线轴承、关节轴承、含油轴承等。

3. Wafangdian HuaTian Metallurgy Heavy Manufacturing Company Limited mainly products 7 types of general rolling bearing which classified as single row. double –row, four –row taper and cylindrical roller bearing, angular contact ball bearing, thrust taper, cylindrical roller bearing, spherical roller and deep groove roller bearing and all kinds of knuckle bearing, sliding bearing, rotation structure bearing, combination bearing, ect.
    瓦房店华天冶金重型轴承制造有限公司主要生产九大类型不同精度等级的各种轴承。其中包括单列、双列、四列圆柱、圆锥滚子轴承；单、双列角接触球轴承；推力圆柱、圆锥滚子、调心滚子和深沟球轴承及各类关节轴承，滑动轴承，回转支撑轴承，组合轴承等。

4. Description: This project shall adopt the double-mixing-shaft reciprocal rotary distribution design, with the vibration excitation/isolation system to be floating-connected by double-seated spring and hydraulic system adopting highly-dynamic performance proportion, making unnecessary a separate motor for driving and ensuring high compactness of blocks. The machine should make less noise than similar products, operate quickly, reduce the impact upon change of direction and save energy. Each joint should be linked with knuckle bearing and provided with lubricating device to prevent wear and tear. The automatic control system should use PLC and HMI display of operation, providing accurate and explicit detection of faults.
    内容说明：本项目采用双搅拌轴往复旋转布料设计，激振隔振系统采用双座双弹簧浮动连接，液压系统采用高动态性能比例，可使砌块成型机不需要单独电机驱动，能保证砌块密实度大；机台噪声比同类机台小，运行快速，降低变向时的冲击配备，节约能源；各关节部位均用关节轴承联结，具备润滑装置不易磨损；自控制系统选用PLC编制控制器，操作人机界面显示，故障准确明确。

5. Knuckle and bearing.
    转向节转向节和支架。

6. The 16 cuts, according to their meat quality, were classified into 3 major characteristics groups: tenderloin, high rib, ribeye and striploin were classified as one group, belonging to high grade meet; fore beef shank, rear beef shank, beef flank, beef neck, knuckle, triangle meat and beef shoulder were classified into the second group; silverside, topside, beef rump, rib cut, and brisket, the third group.
    聚类分析结果表明牛柳、上脑、眼肉、西冷4个部位的牛肉在品质上相似而聚为一类，属于高档牛肉；会牛扒、米龙、臀肉、肋条和胸肉则划归为第二类，属于中档牛肉；前腱、后腱、牛腩、牛前、和尚头、前柳和肩肉则聚为第三类，属于一般档次的牛肉。

7. 911查询·英语单词

7. You shouldn t knuckle under all the time, your wife can t be right.
    你不要老是让步，你妻子不可能对的。

8. You shouldn't knuckle under all the time, your wife cannot always be right.
    你不要老是让步，你妻子不可能总是对的。

9. You shouldn't knuckle under all the time, your wife can't''.
    你不要老是让步，你妻子不可能''。

10. The Chinese people will not knuckle under in any circumstances.
    中国人民在任何情况下都不会屈服。

11. They refused to knuckle under to any pressure.
      他们拒不屈从任何压力。

12. I won`t knuckle under.
      我不会屈服。

13. knuckle

13. When the chips are down these people didn't turn tail and knuckle under.
      我们来听个相当说明问题的例子。

14. 1 Ellipsoidal or dish head (with knuckle radius=0.10xdiameter) shall be used.
      封头应为2：1椭圆体或碟形（封头过渡区半径为直径的0.10倍）。

15. knuckle

15. This is performed by the steering linkage consisting of pitman arm, a tie rod, a drain link, a steering arm and a left and rigt knuckle arms.
      这是由转向联动装置执行的，其组成为转向臂、转向横拉杆、排档环、转向摇臂和左右铰链接合臂。

16. knuckle

16. A baseline analysis confirmed that the knuckle was overweight.
      基础线分析证实指关节超重。

17. knuckle

17. From the current public information, in the new type of the foreign intelligent artificial leg, the way, which controls the bent and stretchs movement of knuckle and the pendular movement of calf, is open-loop, this kind of control way has no enough high precision and has no intelligent control strategy.
      从目前公开的资料看，在国外新型智能人工腿中，用于控制针阀开度的控制器是开环控制方式，其控制精度不高，且不具有智能化策略。

18. Intelligent artificial leg consists of knuckle, an executive mechanism, an anklebone, a foot and an intelligent controller. The executive mechanism controls the bent and stretchs movement of knuckle and the pendular movement of calf. The key components of the intelligent artificial leg are the executive mechanism and the intelligent controller.
      智能人工腿主要由膝关节、控制膝关节屈伸运动及小腿摆动的执行机构、踝关节、脚以及智能控制器等组成，其最关键部件是控制膝关节屈伸运动及小腿摆动的执行机构和智能控制器。

19. When young, he threw a hard fastball and a wicked knuckle-curve and struck everybody out.
      年轻时，他有强力的速球跟很变态的弹指曲球，谁来他都可以三振掉他。

20. J: I take the plunge to knuckle down to do this job.
      我决定安下心来做这份工作

1. 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.

    e.g. Brenda's knuckles were white as she gripped the arms of the chair.
           布伦达握紧椅子扶手时指关节都变白了。

相关词组：knuckle down knuckle under

1. a joint of a finger when the fist is closed

    Synonym: knuckle jointmetacarpophalangeal joint

1. shoot a marble while keeping one's knuckles on the ground

2. press or rub with the knuckles