| 单词 | knuckle |
| 释义 | knuckle —knuckly, adj. /nuk"euhl/, n. , v. , knuckled, knuckling. n. 1. a joint of a finger, esp. one of the articulations of a metacarpal with a phalanx. 2. the rounded prominence of such a joint when the finger is bent. 3. a joint of meat, consisting of the parts about the carpal or tarsal joint of a quadruped. 4. an angle or protrusion at the intersection of two members or surfaces, as in the timbers of a ship or in a roof. 5. See brass knuckles. 6. a cylindrical projecting part on a hinge, through which an axis or pin passes; the joint of a hinge. 7. (in a wire mesh) a bend in a wire crossing another wire. 8. (on a chair arm) one of the ridges left at the front end by longitudinal flutes carved to accommodate the fingers. 9. Naut. a pronounced edge formed by a change in the form of the shell of a hull. v.t. 10. to rub or press with the knuckles. 11. Marbles. to shoot (a marble) from the thumb and forefinger. 12. knuckle down, a. to apply oneself vigorously and earnestly; become serious: Just knuckle down for an hour or so and finish the work. b. Also, knuckle under. to submit; yield. [1325-75; ME knokel (akin to D kneukel, G Knöchel), dim. of a word represented by D knok, G Knochen bone; see -LE] |
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