switch是什么意思

详细释义

• 0 a small device, usually pushed up or down with your finger, that controls and turns on or off an electric current -- 开关

  • a light switch 电灯开关

  • Can you flip the switch? 你能打开那个开关吗？

  • The train rattled as it went over the switches. 火车哐啷哐啷驶过道岔。

• 1 a sudden or complete change, especially of one person or thing for another -- 突然改变，彻底改变；调换；转换

• 2 to use a switch to change a device from one state or type of operation to another -- 打开（开关）；关闭（开关）；转换

  • switch the TV off/on 关／开电视

• 3 to change suddenly or completely, especially from one thing to another, or to exchange by replacing one person or thing with another -- 突然改变，彻底改变；调换；转换

  • She started studying English, but switched to Law in her second year. 她刚上大学时学的是英语，但二年级的时候她改学法律了。

  • In 1971, Britain switched over (= changed completely) to a decimal currency. 1971年，英国改用十进制货币。

  • After the bank robbery, the gang switched cars (= left one car and got into another). 抢劫银行后，匪徒们换了汽车。