The President sat glumly rubbing his upper molar, saying nothing.
總統(tǒng)愁眉苦臉地坐在那里,磨著他的上牙,一句話也沒有說。
persistent molar
永久臼齒
?? 聯(lián)想助記
【記】諧音“沒了”:老年人的臼齒沒了
?? 牛津釋義
molar
n
any of the teeth at the back of the jaw used for grinding and chewing food 磨牙; 臼齒
upper/lower/front/back molars 上[下/前/後]磨牙. =>illus at tooth 見tooth插圖. molar, adj of such teeth 磨牙的; 臼齒的
molar cavities 磨牙齲洞.