英语词典
switching on and off
开关通断
相似词语短语switching on───n.接入；打开电灯开关；合闸
off and on───断断续续地，时不时地；不时; 断断续续地; 间歇地; 时作时辍
on and off───断断续续地，不时地；不时; 断断续续地; 间歇地; 启闭
switching───v.转换（switch的ing形式）；n.[电]开关；转换；整流；配电
both on and off───开和关
on and off stage───台上台下；台前幕后
go on and off───开关
on off───开关离合通断双位式；adj.时断时续的; 离合的; 双位的
off on───关-开
双语使用场景Operating principle of power factor compensating device for 8k electric locomotive is briefly described as well as its parameter selection, switching on and off control.───概述了8 K机车功率因数补偿装置的工作原理、参数选择及投切控制。
On the keyboard of Martin-decker, rows of signal lights can be seen switching on and off rapidly all the time.───在马丁代克仪表的键盘上可以看到，一排排的信号灯总是在迅速地忽明忽暗。
Try switching on and off again.───尝试再次打开和关闭。
The rapid switching on-and-off of these pulses can cause waves in the fluid which sound like a high-pitch tapping.───脉冲的变化会引起羊水波动，听起来就像很响的叩击声。
Don't use too much force when switching on and off faucets. Only a gentle rotating is ok.───再有就是开关水龙头不要用力过猛，只要顺势轻轻转动就可以。
英语使用场景 switching on and off
