Gingival crest
[医] 龈嵴
🧩 词语组成解析
a. 齿龈的\\n[医] 龈的
crest
[krest]
n. 山顶;羽毛饰;鸡冠;（动物的）颈脊;
vt. 加上顶饰;到达…的顶部;形成冠毛状顶部;到达顶部;
vi. 到达绝顶;形成浪峰;达到顶点;
🗣️ 情景例句
I don't know.
我不知道。
Talk of an angel and you'll hear his wings.
说到曹操，曹操就到。
I tried to make conversation.
我试图找个话题和她聊聊。