second circuit的用法和樣例：
例句
- The CAI can visually demonstrate the action process of the secondary circuit, which is very helpful to improve experimental inching quality.
該課件能直觀(guān)地演示距離保護二次回路的動(dòng)態(tài)過(guò)程，時(shí)提高實(shí)驗教學(xué)質(zhì)量是非常有幫助的。 - Power loss in the inducer would trigger the deck's playback circuit.
誘導器的電力流失會(huì )激發(fā)終端的回放回路。
