| 单词 | philtrum |
| 释义 | philtrum /fil"treuhm/, n. , pl. philtra /-treuh/. 1. Anat. the vertical groove on the surface of the upper lip, below the septum of the nose. 2. a philter. [1600-10; < L: love philter < Gk phíltron love philter, dimple in upper lip. See PHIL-, -TRON] |
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