intransitive. To begin to operate or function; to start up.
| 单词 | θ85380 |
| 释义 | the world > action or operation > undertaking > beginning action or activity > begin action or activity [verb (intransitive)] > become active or come into operation > of a mechanism, etc. (5) to fire up1859 intransitive. To begin to operate or function; to start up. start1880 intransitive. Of a machine, device, etc.: to begin to operate. See also to start up 5a at phrasal verbs 1. to set on1889 To begin working. trip1940 intransitive. Of a mechanism or the like: to undergo a sudden change of state; to operate or (also trip out) cease to operate. Subcategories:— turn on (1) |
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