(adj.) of or relating to sacred rites; 'sacral laws' .
(adj.) of or relating to or near the sacrum .
校对:尼古拉斯
双语例句
The caudal and sacral vertebrae vary in number; as does the number of the ribs, together with their relative breadth and the presence of processes. 查尔斯·达尔文.物种起源.