| 释义 |
Liebig|ˈliːbɪg|
[From the name of the inventor, Baron Justus von Liebig (1803–1873).]
a. More fully, Liebig's extract (of beef): A preparation obtained from beef, containing the salts and extractive principles of the meat in highly concentrated form, without the albumen, gelatin, or fat.
1869E. A. Parkes Pract. Hygiene (ed. 3) 246 When Liebig's extract is taken during fatigue, it is found to be remarkably restorative. 1870Daily News 27 Dec., This [rice] with the chocolate and Liebig which he has in hand will last him for about three weeks. 1873Tristram Moab x. 176 Meat and Liebig, without bread..was trying diet.
fig.1874L. Tollemache in Fortn. Rev. Feb. 247 They do not contain the moral Liebig which would alone satisfy descendants of the Platonic guardians. 1890Spectator 9 Aug., If there is to be a Supreme Parliament in future, it must be a Liebig's extract of Parliament.
attrib.1893F. F. Moore I Forbid Banns (1899) 24 Love⁓making on the Liebig principle..as much love-making as would do duty for six months compressed into half an hour.
b. Liebig('s) condenser, a device for condensing vapour, consisting of two concentric tubes, the vapour and condensate passing through the inner one and a cooling liquid through the outer one.
1861Phil. Mag. XXI. 179 The liquid..is..poured into a retort provided with a Liebig's condenser. 1867Bloxam Chem. 46, A is a stoppered retort, the neck of which fits into the tube of a Liebig's condenser. 1903S. Young Fractional Distillation i. 6 When a Liebig's condenser is used there is no advantage in having either the inner or the outer tube very wide. 1963J. W. Davis Adv. Level Pract. Chem. 158 For preparations in an advanced level course the most suitable water-condensers are short Liebig condensers. |