The magnetic cores of transformers and other apparatus are laminated.把变压器及其它仪器的磁心分层.Several distributor transformers had fallen from the poles, and secondary wires and service drops were down.几个配电变压器从电线杆上摔下来, 副线及吊饰也垂下来.R...
A dog will not howl if you beat him with a bone.要想狗不叫，必须有骨头The child set up a howl.这个孩子大哭起来。He gave a howl of pain.他发出一声痛苦的吼叫。African hyena noted for its distinctive howl.非洲鬣狗，以其特别的嚎叫而闻名。Envy assails the noblest, the win...