他的脚步声响亮地回荡在铺着地砖的走廊里.His footsteps echoed loudly in the tiled hall.他响亮地哼了一声,摇了摇头。He snorted loudly and shook his head.哈里又在拔弄他的吉他, 响亮地弹奏着最新的流行曲子.Harry was plucking his guitar again, banging out the latest popular runes....
Furiously he tested the spark - plugs, stared at the commutator.他气呼呼地测试着火花塞, 眼睛盯着转换器.The two ends of the wire are connected to a split - ring commutator.导线的两端联接到裂环整流器.Commutator and brushes shall be free of grease, or ot...