Petals 5, blue or white, ovate-oblong to -lanceolate, ca. 2 mm, glabrous, margin reflexed at maturity, apex acute.是什么意思_Petals 5, blue or white, ovate-oblong to -lanceolate, ca. 2 mm, glabrous, margin reflexed at maturity, apex acute.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句