| 单词 | threshold |
| 释义 | threshold /thresh"ohld, thresh"hohld/, n. 1. the sill of a doorway. 2. the entrance to a house or building. 3. any place or point of entering or beginning: the threshold of a new career. 4. Also called limen. Psychol., Physiol. the point at which a stimulus is of sufficient intensity to begin to produce an effect: the threshold of consciousness; a low threshold of pain. [bef. 900; ME threschold, OE threscold, threscwald; c. ON threskoldr, dial. Sw träskvald; akin to THRESH in old sense "trample, tread"; -old, -wald unexplained] |
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