单词 | switch |
释义 | Word Frequency switch(swɪtʃ) noun 1. a mechanical, electrical, electronic, or optical device for opening or closing a circuit or for diverting energy from one part of a circuit to another 2. a swift and usually sudden shift or change 3. an exchange or swap 4. a flexible rod or twig, used esp for punishment 5. the sharp movement or blow of such an instrument 6. a tress of false hair used to give added length or bulk to a woman's own hairstyle 7. the tassel-like tip of the tail of cattle and certain other animals 8. any of various card games in which the suit is changed during play 9. US and Canadian a railway siding 10. US and Canadian a railway point 11. Australian informal switchboard verb 12. to shift, change, turn aside, or change the direction of (something) 13. to exchange (places); replace (something by something else) the battalions switched fronts 14. mainly US and Canadian to transfer (rolling stock) from one railway track to another 15. (transitive) to cause (an electric current) to start or stop flowing or to change its path by operating a switch 16. to swing or cause to swing, esp back and forth 17. (transitive) to lash or whip with or as if with a switch Derived forms switcher (ˈswitcher) noun switchlike (ˈswitchˌlike) adjective Word origin C16: perhaps from Middle Dutch swijch branch, twig |
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