基本解釋[能源科學技術]電氣回轉開關英漢例句雙語例句The electric toothbrush comprises a protecting cover, a rotary brush head, a rotating shaft, a power handle and a control switch.它包括保護罩、旋轉刷頭、轉軸、動力手柄和控制開關。ip.comelectric rotating switch更多例句專業(yè)釋義能源科學技術電氣回轉開關