Uncorrected extensor mechanism malalignment (ie, from an excessive Q angle) may compromise the tracking of the patellar component on the prosthetic trochlea.是什么意思_Uncorrected extensor mechanism malalignment (ie, from an excessive Q angle) may compromise the tracking of the patellar component on the prosthetic trochlea.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句