| 单词 | switch |
| 释义 | switch /switj; switj/ n [C] 1 device for making and breaking a connection at railway points (to allow trains to go from one track to an-other). (铁路的) 转辙器 ~msn /-man; -man/ n (pl -men) man in charge of railway ~es. (铁路的) 转辙手; 搬阐夫。 2 device for making and breaking an electric circuit: (电路的) 开关： a two-way ~, one of a pair that can be used for turning electric current on or off from two points (eg at the bottom and the top of a staircase). 两线开关; 双路开关 (可在两处接通或关闭电流的装置，如栖梯上下皆可开关各) 。 '~ board n panel with nu- merous ~es, esp for making connections by telephone or operating electric circuits. 电键板; 交换机; (尤指)电话总机; 配电板(或盘)。 3 thin twig or easily bent shoot cut from a tree, eg as used for urging a horse on. (从树上砍下的)枝条; 软枝; 嫩枝(如用于策马)。 4 bunch of false hair used by a woman to make her hair appear thicker or longer. (女人的)假发。 5 ~back n a ~ back (railway), one that twists and turns up and down steep slopes, esp the kind seen in amusement parks (1 美 = roller-coaster). 在陡斜坡上回旋升降的纤道(尤指游乐场之云霄飞车)。 b ~ back (road), road with numerous ups and downs. 多斜坡的道路; S 形斜坡路。 6 transfer; change-over: 调换; 调职; 改变： Q~ from glass bottles to plastic cartons. 把玻璃瓶换成塑胶盒。 vt, vi 1 [VP15B] ~ sth on/off, use a ~ (2) to turn (electric current) on/off: 接通或切断(电流); 打开或关闭： ~ the light/ radio, etc on. 打开电灯(收音机等)。 Don't ~ off yet, please. 请暂且不要关。 2 ~ sb on, (si, esp pp) cause sb to feel happy, excited: (俚，尤用过去分词形式)使某人感到快乐或兴奋： That music really ~es me on! 那音乐的确使我入迷！ He's really ~ed on! 他真的被迷住了！ 3 [VP6A, 15B] move (a train, tram, etc) on to another track: 徳(火车，电车等)转辙： ~ a train into a siding. 使火车转辙至傍轨。 4 [VP6A, 15A] ~ (to); ~ (over to), shift; change: 转变; 改变： ~ the conversation (to a less embarrassing subject); 改变谈话内容(谈论较不尴尬的话题)。 ~ over to modern methods. 改采现代方法。 5 [VP6A] whip or flick with a ~⑶. 以枝条鞭打。 6 [VP6A, 15A] swing (sth) round suddenly; snatch suddenly: 突然摆动(某物); 甩动; 突然抢夺： The cow ~ed (more usu swished) her tail. 那只母牛摆动尾巴(较常用 swished) → He ~ed it out of my hand. 他下子从魏手中(把它) 抢了过去。 |
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