| 单词 | preignition |
| 释义 | preignition in American English (ˌpriɪgˈnɪʃən) noun in an internal-combustion engine, ignition occurring before the intake valve is closed or before the spark plug fires preignition in American English (ˌpriɪɡˈnɪʃən) noun ignition of the charge in an internal-combustion engine earlier in the cycle than is compatible with proper operation Word origin [1895–1900; pre- + ignition]This word is first recorded in the period 1895–1900. Other words that entered Englishat around the same time include: apothecaries' measure, backwind, cutback, flamenco, slapstickpre- is a prefix occurring originally in loanwords from Latin, where it meant “before”(preclude; prevent); applied freely as a prefix, with the meanings “prior to,” “in advance of,” “early,”“beforehand,” “before,” “in front of,” and with other figurative meanings (preschool; prewar; prepay: preoral; prefrontal)Examples of 'preignition' in a sentence |
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