Their upper molars have a chewing surface that's kind of shaped like the Greek letter pi, while the lower molars have more of an L-shaped pattern to them.
他们的上臼齿有一个咀嚼面， 形状有点像希腊字母 pi，而下臼齿则更像是 L 形图案。
| 单词 | lower molar |
| 释义 |
lower molar
原声例句
PBS地球-动物趣闻 Their upper molars have a chewing surface that's kind of shaped like the Greek letter pi, while the lower molars have more of an L-shaped pattern to them. 他们的上臼齿有一个咀嚼面， 形状有点像希腊字母 pi，而下臼齿则更像是 L 形图案。 |
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