基本解釋[醫(yī)藥科學(xué)]四點(diǎn)拐杖步法詞組短語短語four -point alternate crutch gait 四點(diǎn)交替拐杖步法four-point crutch gait更多詞組專業(yè)釋義醫(yī)藥科學(xué)四點(diǎn)拐杖步法