A tall, coarse plant(Inula helenium) native to central Asia, having rayed yellow flower heads. The roots are used medicinally.是什么意思_A tall, coarse plant(Inula helenium) native to central Asia, having rayed yellow flower heads. The roots are used medicinally.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句