电机: (任何产生和应用电能的机器, 特指发电机、电动机) any power-generating or power-driven machine, esp. generator or electric motor; electrical machinery◇电机厂 electrical machinery plant; 电机工程师 electric engineer; 电机工业
闭: Ⅰ动词1.(关; 合) close; shut 短语和例子关闭 close; 停闭 close out; 封闭 seal off; close; 闭嘴! shut up!; hold your tongue!2.(堵塞不通) block up; obstruct; stop up 短语和例子闭住气 hold one's breath; stop breathingⅡ名词(姓