例句與造句

1. The long axises of miniature pigs teeth are 6 . 1 in the upper first molar , 6 . 5 in the lower first molar , 7 . 3 in the upper third premolar , 3 . 8 in the lower third premolar
   結(jié)論小型豬咀嚼肌的形態(tài)、起止點(diǎn)、肌力方向都與人類有較大的相似性；第三前磨牙與第一磨牙長軸為近中傾斜，與人類第一前磨牙和第一磨牙近似。
2. It's difficult to find upper first molar in a sentence. 用upper first molar造句挺難的