| 词组 | switch on |
| 释义 | switch on 1. switch on sth • switch sth on • switch on to make something start working by using a switch - use this about things that use electricity, for example lights, televisions, or computers: ▪ Can you switch the light on? ▪ My sister switched on the radio, and began to dance around the kitchen. ▪ You can't put the disk in until I've switched on. ■ SIMILAR TO: ↑turn on ■ OPPOSITE: switch off 2. switch on a smile BrE to smile at someone when this is not sincere: ▪ Switching on her brightest, falsest smile, she turned to him: "It's been very nice to meet you, Mr Burns". 3. be switched on BrE spoken to be intelligent, and quick to notice and understand things that are happening around you: ▪ This new headteacher, Mr Collins - he's meant to be pretty switched on. ▪ The ones who were going to succeed were those who acted more efficiently and were more switched on. ■ SIMILAR TO: be on the ball informal |
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