ech·i·na·cea /ˌɛkɪˈnesiə, ʃə/ 海膽亞目
ech·i·na·cea /ˌɛkɪˈnesɪə, ʃ(ɪ)ə/ 名詞
Echinacea n : small genus of North American coarse perennial herbs [syn: genus Echinacea]