上颚（mandibles，单数mandible），是一对位于上唇之后的锥状坚硬构造。
misc. the upper jaw
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或者把舌头放在上颚，上排门牙的后面。
Or place tongue on alveolar ridge, the area behind your top teeth.
或者采用激光辅助术——一种移除小舌和上颚后部周围组织的外科手术来打开气道。
or laser-assisted uvuloplasty, a surgical procedure that removes the uvula and surrounding tissue behind the palate, opening the airways.
在学校里，他们说我的名字很滑稽，音节好像是铁皮做的，会碰痛嘴巴里的上颚。
At school they say my name funny as if the syllables were made out of tin and hurt the roof of your mouth.
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