| 释义 |
ser·ra·del·la
\ˌserəˈdelə\ noun
also ser·ra·dil·la \-dilə\
(-s)
Etymology: Portuguese serradela, from Latin serratula betony, from serratus serrate
: a Eurasian annual herb (Ornithopus sativus) of the family Leguminosae with pinnate leaves and long-stalked honey-producing flowers that is used for forage and green manure — called also bird's-foot |