Warning: file_put_contents(): Only 0 of 6159 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 balaena例句_balaena英汉例句_balaena双解例句_魏碑心思朗文词典
A whalebone whale(Balaena mysticetus) of Arctic seas, having a very large head and an arched upper jaw. 北極露脊鯨，弓頭鯨生活在北冰洋的一種有鯨須的鯨魚（北極露脊鯨露脊鯨屬），具有大的頭部和拱形的上顎。