名词
中文翻译：电动机械装置
同义词：
['electrical appliance', 'electrical device例句：1. This new electric toothbrush is much more effective than the old one.（这款新型电动牙刷比旧款的更有效。）2. The electronics store has a wide selection of electrical appliances for sale.（这家电子产品店有各种电气用品可供选择。）']
例句：
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1. This new electric toothbrush is much more effective than the old one.
这款新型电动牙刷比旧款的更有效。
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2. The electronics store has a wide selection of electrical appliances for sale.
这家电子产品店有各种电气用品可供选择。
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3.Electric motors are used in many mechanical devices to generate power.
电机被用于许多机械设备中以产生动力。