premolar
音标发音
- 英式音标 [ˌpriːˈməʊ.lər]
- 美式音标 [ˌpriːˈmoʊ.lɚ]
- 英式发音
- 美式发音
基本解释
- n.小臼齒；前臼齒
- adj.小臼齒的；前臼齒的
英汉例句
- But Longgupo also yielded a mystery jaw fragment, including the fourth premolar and the first molar.
但龍骨坡還發現了一件神秘的下頜殘片，包括第四前臼齒和第一臼齒。 - Standardized maxillary premolar crowns were fabricated with five different alloys and one Zircoina ceramic.
另將五種郃金與二氧化鋯制作標準上顎骨前臼齒牙冠。
用作名詞 (n.)
英英字典
- one of the two teeth immediately in front of the molars on both sides of the upper and lower jaws of humans and some other animals, used for grinding and chewing food (= crushing it with the teeth)