常見(jiàn)例句雙語(yǔ)例句The principle is that bone fixation can be used to provide the retractor blade an axis of rotation inside the wound.該理唸?jiān)陟?，該器械固定在骨上，在傷口?nèi)爲(wèi)牽開(kāi)翼提供鏇轉(zhuǎn)軸。 返回 bone retractor