| 释义 |
ˈswitch-on
[f. vbl. phr. to switch on: see switch v. 8.]
The switching on of an (electrical) power supply, light, etc. Also transf.
1950Sun (Baltimore) 4 Mar. 2/7 A new electric ‘pick⁓proof’ motor car lock which..permits switchon, and starts with a single key, is being manufactured in Stockholm, Sweden. 1976Sunday Mail (Glasgow) 28 Nov. 11/6 Councillor Brian Meek..will attend the district council's tree switch-on. 1978Nature 5 Jan. 10/3 Thus the switch-on of interferon synthesis requires new transcription. |