单词 | motor cell |
释义 | > as lemmasmotor cell motor cell n. (a) Physiology a motor neuron; (b) Botany any of several types of cell involved in plant movements, usually distinguished by the ability to undergo rapid changes in turgor and by relatively elastic walls. ΚΠ 1878 Proc. Royal Soc. 27 44 The ‘giant pyramids’, in their form and distribution, have the significance of motor cells. 1897 Bot. Gaz. 23 362 The folding of the walls of the motor cells of roots is doubtless due to the great resistance to their expansion offered by the peripheral layers. 1935 Science 30 Aug. 200/1 One would have to think that there are degrees of motor cell susceptibility [to poliomyelitis virus] depending upon location and involvement. 1937 S. F. Armstrong Brit. Grasses (ed. 3) i. 8 (caption) Below is seen the prominent mid-rib (keel) which is flanked on either side above by a row of motor cells. 1993 New Scientist 10 July 14/2 When their motor cells suddenly lose salts, water is drawn out by osmosis. (This) causes the motor cells to collapse and the leaf bends. 1996 O. Sacks Island of Colour-blind ii. 186 Spencer succeeded, after eight weeks, in inducing ‘a degenerative motor system disease’ associated with damage to the motor cells in the cerebral cortex and spinal cord. < as lemmas |
随便看 |
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。