| 释义 |
unproˈductive, a.
[un-1 7.]
1. Not productive:
a. Const. of.
1756Burke Subl. & B. i. xix, The use of the passions..cannot be..unproductive to ourselves of that noble..union of science and admiration. 1768–74Tucker Lt. Nat. (1834) II. 130 The enjoyment distilling from this source is sure and sincere,..and unproductive of future inconvenience. 1828Hawthorne Fanshawe iii, A few months passed..unproductive of events that [etc.]. 1839Carlyle Chartism x, Most paralytic, uninstructive: unproductive of any comfort to one!
b. Without const., or in attributive use.
1784Cowper Task ii. 124 The gloomy scenes Where beauty oft and letter'd worth consume Life in the unproductive shades of death. 1791T. Newte Tour Eng. & Scot. 383 Shall..the poor..[be doomed] to unproductive labour, in order to gratify barbarian ignorance and pride? 1815Scott Guy M. xv, Sampson picked up some other scholars..whose lessons were proportionally unproductive. 1849Cobden Speeches 4 Unproductive services like your fighting establishments..in a time of peace. 1870Burton Hist. Scot. lxxii. VII. 73 The king..does not see the use of their attempting to hold a meeting— in Scotland it would be dangerous, in England unproductive.
2. Not materially productive; not yielding crops, minerals, etc.
1766Parl. Deb. (1813) XVI. 303/1 The harvest had failed, and was unproductive. 1796Withering Brit. Plants (ed. 3) II. 389 A female plant..produced small unproductive seeds. 1855Orr's Circ. Sci., Inorg. Nat. 222 Unproductive portions of the fields. 1877Raymond Statist. Mines & M. 192 They are unproductive as yet in minerals.
Hence unproˈductively adv., -ness.
c1815Jane Austen Persuasion xx, The anxious interval wore away *unproductively.
1813Sir H. Davy Agric. Chem. 177 Any particular ingredient which is the cause of their *unproductiveness. 1869H. F. Tozer Highl. Turkey II. 343 The unhealthiness and unproductiveness of marshes. |