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1. Oxford American Dictionary

   switch

   • IPA[swiCH]

   美式

   • n.
     a device for making and breaking the connection in an electric circuit；a program variable which activates or deactivates a certain function of a program.
   • v.
     change the position, direction, or focus of；adopt (something different) in place of something else; change

   • verb: switch, 3rd person present: switches, gerund or present participle: switching, past tense: switched, past participle: switched

   • noun: switch, plural noun: switches

2. • 釋義
   • 片語

   n.

   名詞

   • 1. a device for making and breaking the connection in an electric circuit the guard hit a switch and the gate swung open 同義詞 button, handle, lever, key, control, ... 更多controller, disk, dial, joystick, circuit breaker
   • ▪ a program variable which activates or deactivates a certain function of a program.
   • 2. an act of adopting one policy or way of life, or choosing one type of item, in place of another; a change, especially a radical one his friends were surprised at his switch from newspaper owner to farmer 同義詞 change, change of direction, move, shift, transition, ... 更多transformation, diversion, reversal, turnaround, swerve, U-turn, rowback, changeover, transfer, conversion, substitution, exchange, interchange, about-turn, exchange, swap, trade, substitution, interchange, replacement, rotation
   • 3. a slender, flexible shoot cut from a tree. 同義詞 branch, twig, shoot, stick, rod
   • 4. North American a junction of two railroad tracks, with a pair of linked tapering rails that can be moved laterally to allow a train to pass from one line to the other.
   • 5. a tress of false or detached hair tied at one end, used in hairdressing to supplement natural hair.

   v.

   動詞

   • 1. change the position, direction, or focus of the company switched the boats to other routes 同義詞 change, shift, convert, divert, redirect, ... 更多reverse, informalchop and change
   • ▪ adopt (something different) in place of something else; change she's managed to switch careers she worked as a librarian and then switched to journalism
   • ▪ substitute (two items) for each other; exchange after ten minutes, listener and speaker switch roles 同義詞 exchange, swap, interchange, trade, substitute, ... 更多cause to change places, replace, rotate
   • 2. archaic beat or flick with or as if with a switch.

   片語

   • switch off
   • switch on