An evergreen shrub(Catha edulis) native to tropical East Africa, having dark green opposite leaves that are chewed fresh for their stimulating effects.是什么意思_An evergreen shrub(Catha edulis) native to tropical East Africa, having dark green opposite leaves that are chewed fresh for their stimulating effects.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句