单词	practical duty
释义	practical duty 实际能率
随便看	nonsingular set nonsingular set type nonsingular square matrix nonsingular surface nonsingular transformation non-singular transformation nonsingular variety non-singular variety nonsinkable nonsinkable suit nonsinner nonsinners nonsinse nonsinsical non-sinusoidal nonsinusoidal non-sinusoidal complete orthogonal function non-sinusoidal current non sinusoidal current non-sinusoidal curve non sinusoidal curve non-sinusoidal deformation non-sinusoidal oscillation nonsinusoidal vibration non-sinusoidal voltage 啃啄啄2 啄3 啄4 啅商商1 商2 商3 摑ル摘摘ままれる摘まみ摘まみあらい摘まみぐい摘まみだす摘まみな摘まみ出す摘まみ洗い