| 释义 |
ˈunderside
Also under-side, under side.
[under-1 5 b and under a. 2 b. Cf. Du. onderzijde, Da. underside, G. unterseite.]
1. The under or lower side or surface.
α1680Moxon Mech. Exerc. x. 190 A Seat..having an Iron Pin fastned on either end the underside of it. 1704Phil. Trans. XXV. 1625 The back or underside of the Leaves. 1768–74Tucker Lt. Nat. (1834) II. 459, I cannot conceive that surface separated from the table without an underside distinguishable from the upper. 1802James Milit. Dict. s.v. Gun-carriage, The underside of the gun. 1890Science-Gossip XXVI. 215/1 The under-side of the wings was a blackish-brown.
fig.1866Geo. Eliot Ess. (1884) 321 Comfort, which is the under-side or lining of all pleasure. 1876Fortn. Rev. Jan. 108 Fear is the underside or wrong side of zeal.
β1738Chambers Cycl. s.v. Subscapularis, Spreading itself under the whole convex, or under side of it. 1794W. Curtis in Bot. Mag. VIII. 272 The blossoms have been of a sulphur colour, shaded..especially on the under side. 1835J. Duncan Beetles 169 The legs and under side of the abdomen are reddish yellow. 1884Bower & Scott De Bary's Phaner. 476 At a greater distance from the stem the under side usually has the advantage.
2. Comb. underside-couching, a form of couching (couch v. 4 b) in which the couched thread is drawn through the fabric to the underside by each of the couching stitches (cf. surface couching s.v. surface n. 6 d); also underside-couched a.
1936Burlington Mag. Oct. 182/1 Underside-couching is used for the metal threads, and also for some of the silk ones. Ibid. 187/1 The heraldic shields..are underside⁓couched throughout. 1964tr. A. Geijer's Textile Treasures Uppsala Cathedral 24 Embroidery of multicoloured silk, in split stitch, and gold in underside couching forming a herringbone pattern. |