同根派生 magnetic needle相關(guān)詞英漢例句用作名詞 (n.)The needle of the compass shows that we're facing south.指南針上的磁針顯示我們處在朝南的位置。The rectangular brass frame surrounds a high-visibility magnetic needle that pivots on an adjustable support.一個清楚可見的磁針以一可移動的軸支撐，旁邊的矩形框架是黃銅制成的。magnetic needle更多例句