单词	a heavy blow
释义	a heavy blow 沉重的打击
随便看	General Network Service System general neurology general neutrality general news column general newspaper General Noise and Tonal System general noncost system general non cost system general non-cost system general nonlinearity general nonlinear parabolic equations General nonlinear system general nonlinear systems general non-orthogonal general norm general normal case general normal equation general normal equations general note general notes general notes to annex tables general notice general n-step model general nuclear engineering corporation General Nuclear War