短語(yǔ)詞組短語(yǔ)Double Bottom Line 雙底線double coast line 雙海岸線double scanning line 雙掃描線double curved line 複曲率double -line mode 兩線制Double -line engine 雙列策唸頭;雙列發(fā)動(dòng)機(jī)Double Yellow Line 雙黃線double delay line pulse 釋義雙延遲線脈沖DOUBLE LOW LINE 雙下劃線 返回 double line