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1·Cleft palate: Fairly common congenital disorder in which a fissure forms in the roof of the mouth.

颚裂：一种常见的先天性疾病——胎龄两个月时颚板未能融合而遗留裂隙。

2·This forces water through a tube formed by the tongue pressed against a groove in the roof of the mouth.

这迫使水流过一条由舌头压在上颚的沟槽部分形成的管道中。

3·To make this sound, my tongue comes up, but not too much because this does not touch the roof of the mouth.

发这个音时，我的舌头抬起，但不会抬得太多，因为舌根不碰到上颚。

4·The primary tastes of sour and bitter are near the junction of the soft and hard palates in the roof of the mouth .

酸味和苦味的基本味蕾位于靠近口腔顶部软硬颚的交界处。

5·The condition is caused by extremely cold foods or beverages that touch the roof of the mouth and set in motion a chain of events.

这种情况产生于非常冷的食物或者饮料接触到口的底部和产生一系列的反应。

6·Her tongue clove to the roof of her mouth.

她的舌头紧紧地贴着上腭。《牛津词典》

7·She clicked her tongue against the roof of her mouth.

她用舌头抵着上腭发出咔哒声。《柯林斯英汉双解大词典》

8·You can improve an ice cream headache by rapidly rubbing your tongue across the roof of your mouth to help warm up things.

你可以通过快速地用舌头摩擦上颚来帮助食物变暖，从而缓解吃冰激凌时的头痛。

9·Cigar smoker: in 1893, Cleveland, a longtime cigar smoker, complained of an ulcer on the roof of his mouth, which later proved to be a carcinoma.

雪茄烟鬼：1893年，克利夫兰是一名长期的雪茄烟鬼，经常抱怨自己的上颚口腔溃疡，这后来被证明是种癌症。

10·Ugali, Kenya. Starchy substance that sticks to the roof of your mouth. A staple for many Africans.

产自肯尼亚，作为淀粉的替代品，这种食物会粘住你的上颚。这是在很多非洲国家是一种主食。