| 单词 | nerve |
| 释义 | nerve n. & v. --n 1. a a fibre or bundle of fibres that transmits impulses of sensation or motion between the brain or spinal cord and other parts of the body. b the material constituting these. 2. a coolness in danger; bravery; assurance. b colloq. impudence, audacity (they've got a nerve). 3. (in pl.) a the bodily state in regard to physical sensitiveness and the interaction between the brain and other parts. b a state of heightened nervousness or sensitivity; a condition of mental or physical stress (need to calm my nerves). 4. a rib of a leaf, esp. the midrib. 5. poet. archaic a sinew or tendon. --vtr. 1. (usu. refl.) brace (oneself) to face danger, suffering, etc. 2. give strength, vigour, or courage to. Phrases and idioms get on a person's nerves irritate or annoy a person. have nerves of iron (or steel) (of a person etc.) be not easily upset or frightened. nerve-cell an elongated branched cell transmitting impulses in nerve tissue. nerve-centre 1. a group of closely connected nerve cells associated in performing some function. 2. the centre of control of an organization etc. nerve gas a poisonous gas affecting the nervous system. nerve-racking stressful, frightening; straining the nerves. Derivatives nerved adj. (also in comb.). Etymology: ME, = sinew, f. L nervus, rel. to Gk neuron |
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