| 释义 |
underˈhung, ppl. a.
[under-1 4 a.]
(In attrib. use ˈunderhung.)
1. Having the lower jaw projecting beyond the upper, or coming unusually far forward.
1683Lond. Gaz. No. 1800/4 Lost.., a red fallow Colour'd dun Bull-Bitch,..with a black Muzle under-hung. 1774Goldsm. Nat. Hist. II. v. 91 Those whose upper and under row of teeth are equally prominent, and strike directly against each other, are what the painters call under-hung. c1815Jane Austen Persuasion xv, He..must lament his being very much under-hung, a defect which time seemed to have increased. 1861Hughes Tom Brown at Oxf. ii, [He] had got the trick which many underhung men have of compressing his upper lip.
b. Projecting beyond the upper jaw.
1809Malkin Gil Blas xi. iv. ⁋4 Wagging his under-hung jaw in a paroxysm of humour-stricken ecstasy. 1868Darwin Anim. & Pl. I. i. 38 Bull-dogs..after two or three generations..lose the under-hung character of their lower jaws. 1899Allbutt's Syst. Med. VIII. 235 The jaw heavy and sometimes underhung.
2. Mech. Suspended on an underlying support; spec. of a sliding-door which moves on a rail placed below it. (Opposed to overhung ppl. a. 3.)
1855D. K. Clark Railway Mach. I. 207/1 Engine Cylinders underhung, castings in two pieces bolted together. |