Mandibular sulci
[医] 下颌[颈]沟
🧩 词语组成解析
a. 颚的\\n[医] 下颌[骨]的
[医] 沟
🗣️ 情景例句
about your family background.
关于你的家庭背景的。
How about Mary? How long has she lived there?
玛丽怎么样？她在那儿住多久了？
Such a loss of dignity and descent into childish behaviour on the part of the adults deeply shocks the adolescents,
这种有失身份和孩子气的作法使青春期的孩子大为震惊，