Maxillary mandibular relation
[醫] 上下頜關系
?? 詞語組成解析
a. 頜的, 上頜骨的\\nn. 上頜骨
a. 顎的\\n[醫] 下頜[骨]的
??? 情景例句
Sorry to disturb you again.
抱歉， 又來打擾你。
A lazy sheep thinks its wool heavy.
懶羊嫌毛重
After entering the narrow gap on the plateau, they climbed down the steep sides of the cave until they came to narrow corridor.
他們從高原上的窄縫進去，順著筆直陡峭的洞壁往下爬。來到一條狹窄的走廊上。