| 释义 |
hand-glass
1. A magnifying-glass held in the hand to help the eyesight.
1822–34Good's Study Med. (ed. 4) III. 153 Thirty-two either wore spectacles or used hand-glasses. 1837Marryat Dog-fiend xxviii, He..pulled a pair of hand-glasses out of his pocket..and..commenced reading.
2. Hort. A portable glass shade used for protecting or forcing a plant.
1788G. White Selborne lxv. 304 The hail broke..all my garden-lights and hand-glasses. 1824Loudon Encycl. Gardening (ed. 2) 287 The wrought-iron hand-glass is composed of solid iron sash-bars, and may therefore be formed of any shape or height. 1828in Webster. 1838Penny Cycl. XII. 40/1 A hand-glass..keeps the temperature in which the plant breathes higher than the external air. 1851Glenny Handbk. Fl. Gard. 25 The perennials may be raised from cuttings, under a common hand-glass.
3. A small mirror with a handle.
1882Besant Revolt of Man iv. (1883) 94 She took up a hand-glass, and intently examined her own face.
4. Naut. A half-minute or quarter-minute sand-glass used for measuring the time in running out the log-line.
1875in Knight Dict. Mech. |