Warning: file_put_contents(): Only 0 of 5228 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/73904.com/index.php on line 55 protractible例句_protractible英汉例句_protractible双解例句_骑士汉英词典
when the upper lip is connected to the snout by a frenum, the two are continuous and the upper jaw is restricted from being protractile; 上嘴脣被一個系帶連接到吻部，兩者是連續的，而上頜則是被侷限不能伸出的；