
switches
词源
源自中古英语 'swicchen',可能与古英语 'swician'(欺骗、改变)有关,最终源自原始日耳曼语词根。
noun
❶ 开关或转换装置,用于控制电流的通断或改变电路的连接方式,常见于电器设备中。
“The light switches are on the wall near the door.”
(电灯开关在门旁边的墙上。)
“He flipped the switches to turn on the machine.”
(他拨动开关启动了机器。)
❶ 转换或改变的行为,指从一个状态、方式或主题转向另一个的动作或过程。
“There was a sudden switch in the conversation topic.”
(谈话主题突然转换了。)
“The team made a tactical switch in the second half.”
(球队在下半场进行了战术调整。)
verb
❶ 改变或转换某物的位置、状态或方向,通常指从一个选项变为另一个。
“She switches her phone to silent mode during meetings.”
(开会时她把手机调成静音模式。)
“He switches between English and Spanish when speaking to his family.”
(他和家人说话时会在英语和西班牙语之间切换。)
常见短语
switch off — 关闭电器或设备,也用于形容某人停止关注或参与某事。
“Please switch off the lights before leaving.”
(离开前请关灯。)
switch on — 打开电器或设备,使其开始工作。
“He switched on the TV to watch the news.”
(他打开电视看新闻。)
switch gears — 改变方式或主题,通常指从一种活动或思维模式转向另一种。
“After lunch, we need to switch gears and focus on the budget report.”
(午饭后我们需要转换重点,集中讨论预算报告。)