名詞 lunula:

1. the crescent-shaped area at the base of the human fingernail
   同義詞：half-moon, lunule
2. a crescent-shaped metal ornament of the Bronze Age

lu.nu.la

n.（名詞）
【復(fù)數(shù)】 lu.nu.lae[-lô.]
A small crescent-shaped structure or marking, especially the white area at the base of a fingernail that resembles a half-moon.
新月?tīng)钗矬w：一小的呈新月?tīng)畹慕Y(jié)構(gòu)或記號(hào)，尤指指甲下端的象半月?tīng)畹陌咨珔^(qū)域

來(lái)源：
New Latin lônula
現(xiàn)代拉丁語(yǔ) lônula
from Latin [crescent-shaped ornament] [diminutive of] lôna [moon] * see leuk-
源自 拉丁語(yǔ) [新月形飾物] [] lôna的小后綴 [月亮] *參見(jiàn) leuk-