saw锯齿状: zigzag; hackly; toothing; se ...部: part; section; division; reg ...齿状部份: dentes锯齿状: zigzag; hackly; toothing; serration◇锯齿状断层 zigzag fault; 锯齿状断裂 zigzag fault; 锯齿状山脊 zigzag ridge锯齿状,锯齿状突起: serration下载手机词典可随时随地查词查翻译