英语词汇switch closed up怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	switch closed up
释义	switch closed up 简明释义道岔封锁专业释义 1 交通运输工程道岔封锁双语例句 1 Suppose the switch in the diagram is suddenly closed in the "up" position. 假设图中的开关突然闭合到“上”方。 2 The circuit is wired so that it is powered up only when the car's ignition switch is closed. 该电路是有线，使其通电只有当汽车的点火开关已关闭。
随便看	siliceous ore siliceous organism siliceous phyllite siliceous refractory siliceous refractory material siliceous reinforcing agent siliceous residue siliceous rock siliceous rocks siliceous sand siliceous sand stone siliceous sandstone siliceous schist siliceous sediment siliceous sediments siliceous shale siliceous sinter siliceous skeleton siliceous skin siliceous slag siliceous soil siliceous spicules siliceous sponge siliceous sponges siliceous stalactite

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。