魚類學名詞

名詞 定義 maxillary extension An expression of relative mouth size measured with the mouth closed. When the mouth is open the maxilla is displaced forwards in relation to the eye, and it is the extension of the maxilla in relation to the eye that is used to describe mouth size. 上頜骨延長 相對於閉口時的嘴巴大小的一個表達。當嘴巴打開，顎骨相對於眼睛是較往前的，而這個延伸的顎骨即被用來表現嘴巴大小。